How to cast uint256 to varchar in DuneSQL?

Question

How to cast uint256 to varchar in DuneSQL?

Here is an example query

Here is an output

Error: Line 36:11: Cannot cast array(uint256) to uint256 at line 36, position 11 [Execution ID: 01H8J5X9M7BKXB59N0ZFYS4F7J]

#dune