[Error Code: 1009] error caused by: 1 error occurred:
* transaction verification failed: [Error Code: 1006] invalid proposal key: public key 0 on account 631e88ae7f1d7c20 does not have a valid signature: [Error Code: 1009] invalid envelope key: public key 0 on account 631e88ae7f1d7c20 does not have a valid signature: signature is not valid