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`
 --> eb70c3e471696064bdc6b92d770965d3bc601fbe4cf25b71c66447d4cc088be7:3:18
  |
3 | 		prepare(signer: AuthAccount) {
  | 		                ^^^^^^^^^^^ not found in this scope