diff --git a/src/blockchain_db/lmdb/db_lmdb.cpp b/src/blockchain_db/lmdb/db_lmdb.cpp
index fb78099e3..7636f9d29 100644
--- a/src/blockchain_db/lmdb/db_lmdb.cpp
+++ b/src/blockchain_db/lmdb/db_lmdb.cpp
@@ -389,12 +389,14 @@ typedef struct circ_supply_tally {
 } circ_supply_tally;
   
 typedef struct yield_tx_data {
+  uint64_t block_height;
   crypto::hash tx_hash;
   crypto::public_key return_address;
   uint64_t amount;
 } yield_tx_data;    
 
 typedef struct yield_block_data {
+  uint64_t block_height;
   uint64_t slippage_total;
   uint64_t locked_coins_total;
   uint8_t network_health_percentage;
diff --git a/src/cryptonote_basic/cryptonote_basic.h b/src/cryptonote_basic/cryptonote_basic.h
index 6357bc6eb..f887bd80f 100644
--- a/src/cryptonote_basic/cryptonote_basic.h
+++ b/src/cryptonote_basic/cryptonote_basic.h
@@ -491,69 +491,6 @@ namespace cryptonote
     return boost::apply_visitor(txin_signature_size_visitor(), tx_in);
   }
 
-  /************************************************************************/
-  /*                                                                      */
-  /************************************************************************/
-  /*
-  struct asset_data {
-    std::string asset_type;
-    uint64_t spot_price;
-    uint64_t ma_price;
-
-  public:
-
-    BEGIN_SERIALIZE_OBJECT()
-      FIELD(asset_type)
-      VARINT_FIELD(spot_price)
-      VARINT_FIELD(ma_price)
-    END_SERIALIZE()
-  };
-  
-  inline bool operator==(const asset_data& a, const asset_data& b) noexcept
-  {
-    return (a.asset_type == b.asset_type &&
-            a.spot_price == b.spot_price &&
-            a.ma_price == b.ma_price);
-  }
-  
-  struct pricing_record
-  {
-    uint64_t pr_version;
-    std::vector<asset_data> assets;
-    uint64_t timestamp;
-    std::string signature;
-
-  public:
-
-    //! Load from epee p2p format
-    bool _load(epee::serialization::portable_storage& src, epee::serialization::section* hparent);
-    
-    //! Store in epee p2p format
-    bool store(epee::serialization::portable_storage& dest, epee::serialization::section* hparent) const;
-    
-    inline uint64_t operator[](const std::string& asset_type) const
-    {
-      return 0;
-    }
-  
-    inline bool operator==(const pricing_record& other) noexcept
-    {
-      return ((pr_version == other.pr_version) &&
-              (assets == other.assets) &&
-              (timestamp == other.timestamp) &&
-              (signature == other.signature));
-    }
-  
-    
-    BEGIN_SERIALIZE_OBJECT()
-      VARINT_FIELD(pr_version)
-      FIELD(assets)
-      VARINT_FIELD(timestamp)
-      FIELD(signature)
-    END_SERIALIZE()
-  };
-  */
-  
   /************************************************************************/
   /*                                                                      */
   /************************************************************************/
diff --git a/src/cryptonote_basic/cryptonote_boost_serialization.h b/src/cryptonote_basic/cryptonote_boost_serialization.h
index 753e359f6..c6aa00c6d 100644
--- a/src/cryptonote_basic/cryptonote_boost_serialization.h
+++ b/src/cryptonote_basic/cryptonote_boost_serialization.h
@@ -200,6 +200,13 @@ namespace boost
     }
   }
 
+  template <class Archive>
+  inline void serialize(Archive &a, oracle::supply_data &sd, const boost::serialization::version_type ver)
+  {
+    a & sd.fulm;
+    a & sd.fusd;
+  }
+
   template <class Archive>
   inline void serialize(Archive &a, oracle::asset_data &ad, const boost::serialization::version_type ver)
   {
@@ -212,6 +219,8 @@ namespace boost
   inline void serialize(Archive &a, oracle::pricing_record &pr, const boost::serialization::version_type ver)
   {
     a & pr.pr_version;
+    a & pr.height;
+    a & pr.supply;
     a & pr.assets;
     a & pr.timestamp;
     a & pr.signature;
diff --git a/src/cryptonote_config.h b/src/cryptonote_config.h
index ce97c20a4..d490fab79 100644
--- a/src/cryptonote_config.h
+++ b/src/cryptonote_config.h
@@ -260,11 +260,7 @@ namespace config
       0x12 ,0x30, 0xF1, 0x71 , 0x61, 0x04 , 0x41, 0x61, 0x17, 0x31, 0x00, 0x82, 0x16, 0xA1, 0xA1, 0x10
     } }; // Bender's nightmare
 
-  //std::string const GENESIS_TX = "023c01ff000180c09e90acbb1402ba4fcfcff0d4a91441c87615e514be3938e173179ac34a7fc98c0286e7320fdc0446554c4d3c0000000000000021019e809607ceda9ae7ae6755e05bcdc9c555acc8e95dcaede402eca1166a032e1a0100000000000000000000000000000000000000000000000000000000000000000000000000";
-  //M2
-  //std::string const GENESIS_TX = "023c01ff000180c09e90acbb1402ae6cfc932cab508d92455942efbb2ec5a8632e33ff6bcac04a8e31be271efb8c0446554c4d3c0000000000000021015a71ac0441d4ee3f321df5ffd4bd3d0f04755152e7e6485a3b6c965356cb92ed0100000000000000000000000000000000000000000000000000000000000000000000000000";
-  //M3
-  std::string const GENESIS_TX = "020001ff000180c09e90acbb1402fd5c232c394e6ea4e99672cae46d28b0dc56e1883637fc9445018b1e282901000446554c4d3c0000000000000021017c46e0a3f65ec0de58a78350f6dceddd77a9a1bebf94685009a7c7e5e2cdc8ce0100000000000000000000000000000000000000000000000000000000000000000000000000";
+  std::string const GENESIS_TX = "020001ff000180c09e90acbb1402e8ee31433aa5ef7eb19af9740660381fe858b541d8c87e5ed38044d061c7072c0446554c4d3c0000000000000021019d1150e5f49422643dfeab470b89c6266f2b1b4469ab969f3bfba0bed74bcd1f0100000000000000000000000000000000000000000000000000000000000000000000000000";
 
   uint32_t const GENESIS_NONCE = 10000;
 
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index dd6af6121..d969233e1 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -2706,19 +2706,19 @@ bool Blockchain::get_pricing_record(oracle::pricing_record &pr, std::map<std::st
     res.pr = oracle::pricing_record();
   }
 
-  // Copy the PR
-  pr = res.pr;
   // Verify the signature
-  if (pr.verifySignature(get_config(m_nettype).ORACLE_PUBLIC_KEY)) {
+  if (res.pr.verifySignature(get_config(m_nettype).ORACLE_PUBLIC_KEY)) {
+    // Copy the PR
+    pr = res.pr;
   } else {
     LOG_PRINT_L0("Failed to verify signature of pricing record from Oracle - returning empty PR");
     pr = oracle::pricing_record();
   }
 
   std::string sig_hex;
-  for (size_t i = 0; i < 64; i++) {
+  for (size_t i = 0; i < pr.signature.size(); i++) {
     std::stringstream ss;
-    ss << std::hex << std::setw(2) << std::setfill('0') << (0xff & pr.signature[i]);
+    ss << std::hex << std::setw(2) << std::setfill('0') << (0xff & pr.signature.at(i));
     sig_hex += ss.str();
   }
   LOG_PRINT_L1("Received pricing record - signature = " << sig_hex);
diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp
index 1667aa256..4fc168d14 100644
--- a/src/cryptonote_core/cryptonote_tx_utils.cpp
+++ b/src/cryptonote_core/cryptonote_tx_utils.cpp
@@ -483,8 +483,6 @@ namespace cryptonote
       buf.height = height;
       crypto::hash_to_scalar(&buf, sizeof(buf), uniqueness);
 
-      LOG_ERROR("*** DOMAIN = " << buf.domain_separator << ", HEIGHT = " << height);
-
     } else if (type == cryptonote::transaction_type::PROTOCOL) {
 
       // Sanity checks
diff --git a/src/oracle/pricing_record.cpp b/src/oracle/pricing_record.cpp
index 751d64612..c9dc355ef 100644
--- a/src/oracle/pricing_record.cpp
+++ b/src/oracle/pricing_record.cpp
@@ -85,12 +85,19 @@ namespace oracle
   
   pricing_record::pricing_record() noexcept
     : pr_version(0)
+    , height(0)
+    , supply()
     , assets()
     , timestamp(0)
     , signature()
   {
   }
 
+  pricing_record::~pricing_record() noexcept
+  {
+    pr_version = 99;
+  }
+  
   bool supply_data::_load(epee::serialization::portable_storage& src, epee::serialization::section* hparent)
   {
     supply_data_serialized in{};
@@ -145,10 +152,12 @@ namespace oracle
       timestamp = in.timestamp;
 
       // Signature arrives in HEX format, but needs to be used in BINARY format - convert it here
-      signature.resize(in.signature.length() >> 1);
-      for (unsigned int i = 0; i < in.signature.length(); i += 2) {
+      signature.resize(0);
+      assert(in.signature.size()%2 == 0);
+      signature.reserve(in.signature.size() >> 1);
+      for (unsigned int i = 0; i < in.signature.size(); i += 2) {
         std::string byteString = in.signature.substr(i, 2);
-        signature[i>>1] = (char) strtol(byteString.c_str(), NULL, 16);
+        signature.emplace_back((uint8_t)strtol(byteString.c_str(), NULL, 16));
       }
       return true;
     }
@@ -160,9 +169,9 @@ namespace oracle
   bool pricing_record::store(epee::serialization::portable_storage& dest, epee::serialization::section* hparent) const
   {
     std::string sig_hex;
-    for (unsigned int i=0; i<64; i++) {
+    for (size_t i=0; i<signature.size(); ++i) {
       std::stringstream ss;
-      ss << std::hex << std::setw(2) << std::setfill('0') << (0xff & signature[i]);
+      ss << std::hex << std::setw(2) << std::setfill('0') << (0xff & signature.at(i));
       sig_hex += ss.str();
     }
     const pr_serialized out{pr_version, height, supply, assets, timestamp, sig_hex};
diff --git a/src/oracle/pricing_record.h b/src/oracle/pricing_record.h
index bda70ddc3..d23ddc609 100644
--- a/src/oracle/pricing_record.h
+++ b/src/oracle/pricing_record.h
@@ -74,6 +74,11 @@ namespace oracle
     bool _load(epee::serialization::portable_storage& src, epee::serialization::section* hparent);
     //! Store in epee p2p format
     bool store(epee::serialization::portable_storage& dest, epee::serialization::section* hparent) const;
+
+    BEGIN_SERIALIZE_OBJECT()
+      VARINT_FIELD(fulm)
+      VARINT_FIELD(fusd)
+    END_SERIALIZE()
   };
 
   inline bool operator==(const supply_data& a, const supply_data& b) noexcept
@@ -91,6 +96,12 @@ namespace oracle
     bool _load(epee::serialization::portable_storage& src, epee::serialization::section* hparent);
     //! Store in epee p2p format
     bool store(epee::serialization::portable_storage& dest, epee::serialization::section* hparent) const;
+
+    BEGIN_SERIALIZE_OBJECT()
+      FIELD(asset_type)
+      VARINT_FIELD(spot_price)
+      VARINT_FIELD(ma_price)
+    END_SERIALIZE()
   };
   
   inline bool operator==(const asset_data& a, const asset_data& b) noexcept
@@ -100,11 +111,8 @@ namespace oracle
             a.ma_price == b.ma_price);
   }
 
-  class pricing_record
+  struct pricing_record
   {
-
-  public:
-
     // Fields 
     uint64_t pr_version;
     uint64_t height;
@@ -120,7 +128,7 @@ namespace oracle
     //! Store in epee p2p format
     bool store(epee::serialization::portable_storage& dest, epee::serialization::section* hparent) const;
     pricing_record(const pricing_record& orig) noexcept;
-    ~pricing_record() = default;
+    ~pricing_record() noexcept;
     bool equal(const pricing_record& other) const noexcept;
     bool empty() const noexcept;
     bool verifySignature(const std::string& public_key) const;
@@ -128,6 +136,15 @@ namespace oracle
 
     pricing_record& operator=(const pricing_record& orig) noexcept;
     uint64_t operator[](const std::string& asset_type) const;
+
+    BEGIN_SERIALIZE_OBJECT()
+      VARINT_FIELD(pr_version)
+      VARINT_FIELD(height)
+      FIELD(supply)
+      FIELD(assets)
+      VARINT_FIELD(timestamp)
+      FIELD(signature)
+    END_SERIALIZE()
   };
 
   inline bool operator==(const pricing_record& a, const pricing_record& b) noexcept
diff --git a/src/serialization/json_object.cpp b/src/serialization/json_object.cpp
index ab0a489e3..50ea6b8f8 100644
--- a/src/serialization/json_object.cpp
+++ b/src/serialization/json_object.cpp
@@ -1177,6 +1177,8 @@ void toJsonValue(rapidjson::Writer<epee::byte_stream>& dest, const oracle::prici
   dest.StartObject();
 
   INSERT_INTO_JSON_OBJECT(dest, pr_version, pricing_record.pr_version);
+  INSERT_INTO_JSON_OBJECT(dest, height, pricing_record.height);
+  INSERT_INTO_JSON_OBJECT(dest, supply, pricing_record.supply);
   INSERT_INTO_JSON_OBJECT(dest, assets, pricing_record.assets);
   INSERT_INTO_JSON_OBJECT(dest, timestamp, pricing_record.timestamp);
   INSERT_INTO_JSON_OBJECT(dest, signature, pricing_record.signature);
@@ -1186,12 +1188,15 @@ void toJsonValue(rapidjson::Writer<epee::byte_stream>& dest, const oracle::prici
 
 void fromJsonValue(const rapidjson::Value& val, oracle::pricing_record& pricing_record)
 {  
+  LOG_ERROR("Oracle::" << __func__ << ":" << __LINE__);
   if (!val.IsObject())
   {
     throw WRONG_TYPE("json object");
   }
 
   GET_FROM_JSON_OBJECT(val, pricing_record.pr_version, pr_version);
+  GET_FROM_JSON_OBJECT(val, pricing_record.height, height);
+  GET_FROM_JSON_OBJECT(val, pricing_record.supply, supply);
   GET_FROM_JSON_OBJECT(val, pricing_record.assets, assets);
   GET_FROM_JSON_OBJECT(val, pricing_record.timestamp, timestamp);
   std::string sig_hex;
diff --git a/src/serialization/json_object.h b/src/serialization/json_object.h
index 63619c72c..3325056dc 100644
--- a/src/serialization/json_object.h
+++ b/src/serialization/json_object.h
@@ -197,8 +197,6 @@ void fromJsonValue(const rapidjson::Value& val, long& i);
 
 // end integers
 
-//void toJsonValue(rapidjson::Writer<epee::byte_stream>& dest, const std::pair<std::string, std::pair<uint64_t, uint64_t>>& entry);
-//void fromJsonValue(const rapidjson::Value& val, std::pair<std::string, std::pair<uint64_t, uint64_t>>& entry);
 void toJsonValue(rapidjson::Writer<epee::byte_stream>& dest, const oracle::supply_data& supply_data);
 void fromJsonValue(const rapidjson::Value& val, oracle::supply_data& supply_data);
 void toJsonValue(rapidjson::Writer<epee::byte_stream>& dest, const oracle::asset_data& asset_data);
diff --git a/src/serialization/pricing_record.h b/src/serialization/pricing_record.h
index 27674035e..3e7cf02c4 100644
--- a/src/serialization/pricing_record.h
+++ b/src/serialization/pricing_record.h
@@ -39,21 +39,27 @@
 
 // read
 template <template <bool> class Archive>
-bool do_serialize(Archive<false> &ar, oracle::supply_data &ad, uint8_t version)
+bool do_serialize(Archive<false> &ar, oracle::supply_data &sd, uint8_t version)
 {
-  assert(false);
-  return false;
+  ar.serialize_varint(sd.fulm);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(sd.fusd);
+  if (!ar.good())
+    return false;
+  return true;
 }
 
 // write
 template <template <bool> class Archive>
 bool do_serialize(Archive<true> &ar, oracle::supply_data &sd, uint8_t version)
 {
-  ar.begin_string();
-  ar.serialize_blob(&sd, sizeof(oracle::supply_data), "");
   if (!ar.good())
     return false;
-  ar.end_string();
+  ar.serialize_varint(sd.fulm);
+  ar.serialize_varint(sd.fusd);
+  if (!ar.good())
+    return false;
   return true;
 }
 
@@ -61,19 +67,33 @@ bool do_serialize(Archive<true> &ar, oracle::supply_data &sd, uint8_t version)
 template <template <bool> class Archive>
 bool do_serialize(Archive<false> &ar, oracle::asset_data &ad, uint8_t version)
 {
-  assert(false);
-  return false;
+  ar.serialize_string(ad.asset_type);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(ad.spot_price);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(ad.ma_price);
+  if (!ar.good())
+    return false;
+  return true;
 }
 
 // write
 template <template <bool> class Archive>
 bool do_serialize(Archive<true> &ar, oracle::asset_data &ad, uint8_t version)
 {
-  ar.begin_string();
-  ar.serialize_blob(&ad, sizeof(oracle::asset_data), "");
   if (!ar.good())
     return false;
-  ar.end_string();
+  ar.serialize_string(ad.asset_type);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(ad.spot_price);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(ad.ma_price);
+  if (!ar.good())
+    return false;
   return true;
 }
 
@@ -81,15 +101,40 @@ bool do_serialize(Archive<true> &ar, oracle::asset_data &ad, uint8_t version)
 template <template <bool> class Archive>
 bool do_serialize(Archive<false> &ar, oracle::pricing_record &pr, uint8_t version)
 {
-  // very basic sanity check
-  if (ar.remaining_bytes() < sizeof(oracle::pricing_record)) {
-    return false;
-  }
-  
-  ar.serialize_blob(&pr, sizeof(oracle::pricing_record), "");
+  // very basic sanity checks
   if (!ar.good())
     return false;
-
+  ar.serialize_varint(pr.pr_version);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(pr.height);
+  if (!ar.good())
+    return false;
+  if (!do_serialize(ar, pr.supply, version))
+    return false;
+  /*
+  // The next line should never do anything, but better safe than sorry
+  pr.asset_data.empty();
+  size_t asset_count;
+  ar.begin_array(asset_count);
+  if (!ar.good())
+    return false;
+  for (size_t idx=0; idx<asset_count; idx++) {
+    if (idx > 0) ar.delimit_array();
+    asset_data ad;
+    if (!do_serialize(ar, ad, version))
+      return false;
+    pr.asset_data.emplace_back(ad);
+  }
+  ar.end_array();
+  */
+  if (!do_serialize_container(ar, pr.assets))
+    return false;
+  ar.serialize_varint(pr.timestamp);
+  if (!ar.good())
+    return false;
+  if (!do_serialize_container(ar, pr.signature))
+    return false;
   return true;
 }
 
@@ -97,14 +142,28 @@ bool do_serialize(Archive<false> &ar, oracle::pricing_record &pr, uint8_t versio
 template <template <bool> class Archive>
 bool do_serialize(Archive<true> &ar, oracle::pricing_record &pr, uint8_t version)
 {
-  ar.begin_string();
-  ar.serialize_blob(&pr, sizeof(oracle::pricing_record), "");
+  // very basic sanity checks
   if (!ar.good())
     return false;
-  ar.end_string();
+  ar.serialize_varint(pr.pr_version);
+  if (!ar.good())
+    return false;
+  ar.serialize_varint(pr.height);
+  if (!ar.good())
+    return false;
+  if (!do_serialize(ar, pr.supply, version))
+    return false;
+  if (!do_serialize_container(ar, pr.assets))
+    return false;
+  ar.serialize_varint(pr.timestamp);
+  if (!ar.good())
+    return false;
+  pr.signature.empty();
+  if (!do_serialize_container(ar, pr.signature))
+    return false;
   return true;
 }
 
-BLOB_SERIALIZER(oracle::supply_data);
-BLOB_SERIALIZER(oracle::asset_data);
-BLOB_SERIALIZER(oracle::pricing_record);
+//BLOB_SERIALIZER(oracle::supply_data);
+//BLOB_SERIALIZER(oracle::asset_data);
+//BLOB_SERIALIZER(oracle::pricing_record);