Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: invalid byte in hex string: 78
 --> be698030aba677b2ec9c4b23529aa1e176666ca47677c846ec5d969b4e1ad937:4:22
  |
4 |         let publicKey=key.decodeHex()
  |                       ^^^^^^^^^^^^^^^