# send(_:params:) Sends an RPC and decodes the result into `T`. ``` func send(_ method: String, params: [RPCParam] = []) async throws -> T where T : Decodable, T : Sendable ``` ## Parameters `method` The RPC method name (e.g., `"getblockcount"`). `params` The parameters to pass to the RPC method. ## Return Value The decoded result. ## Discussion ```swift let count: Int = try await client.send("getblockcount") ``` > Throws: `RPCError` (server), ``doc://Bitcoin/documentation/Bitcoin/RPCClientError`` (client), or transport errors.