Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: cannot find type in this scope: `AuthAccount`
 --> e8b672dfa12bb3d9fe3e126b5cdf6948fa11c31db55dc64642a071367f809c16:3:18
  |
3 | 		prepare(signer: AuthAccount) {
  | 		                ^^^^^^^^^^^ not found in this scope