add withdrawals info serialization and baseFeePerGas

silkworm/rpc/commands/ots_api.cpp

@@ -226,8 +226,9 @@ Task<void> OtsRpcApi::handle_ots_get_block_transactions(const nlohmann::json& re
             auto block_size = extended_block.get_block_size();
             auto transaction_count = block_with_hash->block.transactions.size();
 
-            BlockTransactionsResponse block_transactions{block_size, block_with_hash->hash, block_with_hash->block.header, *total_difficulty,
-                                                         transaction_count, block_with_hash->block.ommers};
+            BlockTransactionsResponse block_transactions{block_size, block_with_hash->hash, block_with_hash->block.header, *total_difficulty, transaction_count, block_with_hash->block.ommers, {},  // receipt
+                                                         {},                                                                                                                                         // transactions
+                                                         block_with_hash->block.withdrawals};
 
             auto page_end = block_with_hash->block.transactions.size() - (page_size * page_number);
 

silkworm/rpc/json/types.cpp

@@ -362,6 +362,16 @@ void to_json(nlohmann::json& json, const BlockTransactionsResponse& b) {
     json["fullblock"]["timestamp"] = to_quantity(b.header.timestamp);
     json["fullblock"]["totalDifficulty"] = to_quantity(silkworm::endian::to_big_compact(b.total_difficulty));
     json["fullblock"]["transactionCount"] = b.transaction_count;
+    if (b.header.base_fee_per_gas) {
+        json["fullblock"]["baseFeePerGas"] = rpc::to_quantity(b.header.base_fee_per_gas.value_or(0));
+    }
+    if (b.header.withdrawals_root) {
+        json["fullblock"]["withdrawalsRoot"] = *b.header.withdrawals_root;
+    }
+
+    if (b.withdrawals) {
+        json["fullblock"]["withdrawals"] = *(b.withdrawals);
+    }
 
     json["fullblock"]["transactions"] = b.transactions;
     for (std::size_t i{0}; i < json["fullblock"]["transactions"].size(); i++) {