Fix serialization of transaction_receipt_v0 and signed_block to signe…

…d_block_v0 format

libraries/chain/include/eosio/chain/abi_serializer.hpp

@@ -257,6 +257,7 @@ namespace impl {
              std::is_same<T, packed_transaction_v0>::value ||
              std::is_same<T, packed_transaction>::value ||
              std::is_same<T, transaction_trace>::value ||
+             std::is_same<T, transaction_receipt_v0>::value ||
              std::is_same<T, transaction_receipt>::value ||
              std::is_same<T, action_trace>::value ||
              std::is_same<T, signed_transaction>::value ||
@@ -531,7 +532,7 @@ namespace impl {
       {
          // TODO: this could be faster by going directly to variant
          auto sb_v0 = block.to_signed_block_v0();
-         add( out, name, sb_v0, std::move( resolver ), ctx );
+         add( out, name, *sb_v0, std::move( resolver ), ctx );
       }
 
       /**
@@ -745,6 +746,14 @@ namespace impl {
                     "Failed to deserialize data for ${account}:${name}", ("account", act.account)("name", act.name));
       }
 
+      template<typename Resolver>
+      static void extract( const variant& v, signed_block& sb, Resolver resolver, abi_traverse_context& ctx )
+      {
+         signed_block_v0 v0;
+         extract( v, v0, std::move( resolver ), ctx );
+         sb = signed_block( v0, true );
+      }
+
       template<typename Resolver>
       static void extract( const variant& v, packed_transaction& ptrx, Resolver resolver, abi_traverse_context& ctx )
       {

libraries/chain/include/eosio/chain/block.hpp

@@ -139,6 +139,7 @@ namespace eosio { namespace chain {
       signed_block( const signed_block_v0&, bool legacy );
       signed_block( signed_block&& ) = default;
       signed_block& operator=(const signed_block&) = delete;
+      signed_block& operator=(signed_block&&) = default;
       signed_block clone() const { return *this; }
       signed_block_v0_ptr to_signed_block_v0() const;