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`
 --> c00f739793c5f1ebd8aa247119725ab9fcce1d80ddd1bbccfe3ea369bf36cdb6:4:17
  |
4 | 	prepare(signer: AuthAccount) {
  | 	                ^^^^^^^^^^^ not found in this scope

error: cannot find variable in this scope: `AuthAccount`
 --> c00f739793c5f1ebd8aa247119725ab9fcce1d80ddd1bbccfe3ea369bf36cdb6:5:16
  |
5 | 		let account = AuthAccount(payer: signer)
  | 		              ^^^^^^^^^^^ not found in this scope