Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: invalid use of interface as type
 --> 2f268bd81c3f5fb7f7c3e854bd5dd0da6e4a63761c0a1847cf4db751ec2d3101:7:19
  |
7 |     let sentVault: @FungibleToken.Vault
  |                    ^^^^^^^^^^^^^^^^^^^^ got `FungibleToken.Vault`; consider using `{FungibleToken.Vault}`

error: cannot find type in this scope: `AuthAccount`
 --> 2f268bd81c3f5fb7f7c3e854bd5dd0da6e4a63761c0a1847cf4db751ec2d3101:9:20
  |
9 |     prepare(signer: AuthAccount) {
  |                     ^^^^^^^^^^^ not found in this scope

error: value of type `&Account` has no member `getCapability`
  --> 2f268bd81c3f5fb7f7c3e854bd5dd0da6e4a63761c0a1847cf4db751ec2d3101:23:13
   |
23 |             .getCapability(/public/flowTokenReceiver)
   |              ^^^^^^^^^^^^^ unknown member