syntax = "proto3"; package api; option go_package = "bkb-payment/api"; message CommonResponse { int32 code = 1; string message = 2; } message PaybackBody{ string attach = 1; string out_trade_no = 2; string transaction_id = 3; string pay_id = 4; string capture_id = 5; string status = 6; string message = 7; string resource_type = 8; }