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`
 --> 08bf98f5589955576819a7afa71f4a0eb2dbedb203595357babaf6ebba0dd328:3:18
  |
3 | 		prepare(signer: AuthAccount) {
  | 		                ^^^^^^^^^^^ not found in this scope