post https://api.shasta.trongrid.io/wallet/easytransferassetbyprivate
TRC10 token easy transfer. Broadcast the created transaction directly.（there is a security risk. This interface service has been shutdown by the Trongrid. Please use the offline mode or the node deployed by yourself.）
Warning
This API has the risk of leaking a private key, please make sure to call the API in a secure environment.