Errors/Chain errors
AnnouncedColdkeyHashDoesNotMatch
Check the argument values against the operation schema
The new_coldkey passed to coldkey_swap hashes to a different value than the hash committed in the earlier announce_coldkey_swap. Verify the announced hash in the ColdkeySwapAnnouncements storage matches the BlakeTwo256 hash of the coldkey you are swapping to.
Declared by the SubtensorModule pallet; it classifies to the semantic code invalid_argument.
Remediation
Check the argument values against the operation schema
The same explanation is available in the terminal: btcli explain AnnouncedColdkeyHashDoesNotMatch.