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`
 --> 77fc2254bf703e3927bc71654ddcf03edc0709eaab4682e147b35e0f474fe184:2:17
  |
2 | 	prepare(signer: AuthAccount) {
  | 	                ^^^^^^^^^^^ not found in this scope