Add eth_sendRawTransaction

src/BscScan.NetCore/Constants/Constants.cs

@@ -69,6 +69,7 @@ internal static class ProxyModuleAction
     public const string ETH_GET_TRANSACTION_BY_HASH = "eth_getTransactionByHash";
     public const string ETH_GET_TRANSACTION_BY_BLOCK_NUMBER_AND_INDEX = "eth_getTransactionByBlockNumberAndIndex";
     public const string ETH_GET_TRANSACTION_COUNT = "eth_getTransactionCount";
+    public const string ETH_SEND_RAW_TRANSACTION = "eth_sendRawTransaction";
 }
 
 
@@ -86,6 +87,7 @@ internal static class BscQueryParam
     public const string Tag = "tag={value}";
     public const string Boolean = "boolean={value}";
     public const string Index = "index={value}";
+    public const string Hex = "hex={value}";
 }
 
 internal static class MimeTypes

src/BscScan.NetCore/Contracts/IBscScanGethProxyService.cs

@@ -53,5 +53,12 @@ public interface IBscScanGethProxyService
         /// <param name="tag">the string pre-defined block parameter, either earliest, pending or latest</param>
         /// <returns>Returns the number of transactions performed by an address.</returns>
         Task<TransactionCount?> EthGetTransactionCount(string address, Tag tag = Tag.Latest);
+
+        /// <summary>
+        /// eth_sendRawTransaction
+        /// </summary>
+        /// <param name="hex">the string representing the signed raw transaction data to broadcast.</param>
+        /// <returns>Submits a pre-signed transaction for broadcast to the BNB Smart Chain network.</returns>
+        Task<SendRawTransaction?> EthSendRawTransaction(string hex);
     }
 }

src/BscScan.NetCore/Models/Response/Proxy/BlockTransactionCountByNumber.cs

@@ -1,9 +1,28 @@
-namespace BscScan.NetCore.Models.Response.Proxy
+using System.Text.Json.Serialization;
+
+namespace BscScan.NetCore.Models.Response.Proxy
 {
     /// <summary>
     /// BlockTransactionCountByNumber
     /// </summary>
-    public class BlockTransactionCountByNumber: EthBlockNumber
+    public class BlockTransactionCountByNumber
     {
+        /// <summary>
+        /// JsonRpc
+        /// </summary>
+        [JsonPropertyName("jsonrpc")]
+        public string? JsonRpc { get; set; }
+
+        /// <summary>
+        /// Id
+        /// </summary>
+        [JsonPropertyName("id")]
+        public int Id { get; set; }
+
+        /// <summary>
+        /// result
+        /// </summary>
+        [JsonPropertyName("result")]
+        public string? Result { get; set; }
     }
 }

src/BscScan.NetCore/Models/Response/Proxy/SendRawTransaction.cs

@@ -0,0 +1,53 @@
+using System.Text.Json.Serialization;
+
+namespace BscScan.NetCore.Models.Response.Proxy
+{
+    /// <summary>
+    /// SendRawTransaction
+    /// </summary>
+    public class SendRawTransaction
+    {
+        /// <summary>
+        /// JsonRpc
+        /// </summary>
+        [JsonPropertyName("jsonrpc")]
+        public string? JsonRpc { get; set; }
+
+        /// <summary>
+        /// Id
+        /// </summary>
+        [JsonPropertyName("id")]
+        public int Id { get; set; }
+
+        /// <summary>
+        /// result
+        /// </summary>
+        [JsonPropertyName("result")]
+        public string? Result { get; set; }
+
+
+        /// <summary>
+        /// Error
+        /// </summary>
+        [JsonPropertyName("error")]
+        public Error? Error { get; set; }
+    }
+
+    /// <summary>
+    /// Error
+    /// </summary>
+    public class Error
+    {
+        /// <summary>
+        /// Code
+        /// </summary>
+        [JsonPropertyName("code")]
+        public int Code { get; set; }
+
+        /// <summary>
+        /// Message
+        /// </summary>
+        [JsonPropertyName("message")]
+        public string? Message { get; set; }
+    }
+}

src/BscScan.NetCore/Models/Response/Proxy/TransactionCount.cs

@@ -1,9 +1,28 @@
-namespace BscScan.NetCore.Models.Response.Proxy
+using System.Text.Json.Serialization;
+
+namespace BscScan.NetCore.Models.Response.Proxy
 {
     /// <summary>
     /// TransactionCount
     /// </summary>
-    public class TransactionCount : EthBlockNumber
+    public class TransactionCount
     {
+        /// <summary>
+        /// JsonRpc
+        /// </summary>
+        [JsonPropertyName("jsonrpc")]
+        public string? JsonRpc { get; set; }
+
+        /// <summary>
+        /// Id
+        /// </summary>
+        [JsonPropertyName("id")]
+        public int Id { get; set; }
+
+        /// <summary>
+        /// result
+        /// </summary>
+        [JsonPropertyName("result")]
+        public string? Result { get; set; }
     }
 }

src/BscScan.NetCore/Services/BscScanGethProxyService.cs

@@ -100,5 +100,19 @@ public BscScanGethProxyService(HttpClient bscScanHttpClient, BscScanConfiguratio
             var result = await JsonSerializer.DeserializeAsync<TransactionCount>(responseStream);
             return result;
         }
+
+        /// <inheritdoc />
+        public async Task<SendRawTransaction?> EthSendRawTransaction(string hex)
+        {
+            var queryParameters = $"{_bscScanModule}".AddAction(ProxyModuleAction.ETH_SEND_RAW_TRANSACTION)
+                .AddQuery(BscQueryParam.Hex.AppendValue(hex));
+            using var response = await BscScanHttpClient.GetAsync($"{queryParameters}")
+                .ConfigureAwait(false);
+
+            response.EnsureSuccessStatusCode();
+            await using var responseStream = await response.Content.ReadAsStreamAsync().ConfigureAwait(false);
+            var result = await JsonSerializer.DeserializeAsync<SendRawTransaction>(responseStream);
+            return result;
+        }
     }
 }