"not_found": Token not found, perhaps tried to make their own token or their token expired a long time ago and has since been cleaned up."expired": The token has expired."already_consumed" : This token has already been marked as "consumed"."invalid_purpose" : The purpose of the token does not match the purpose passed in your request. "expired", "already_consumed" and "invalid_purpose" the token's data will still be returned including any user_data you may have passed. In case of "not_found" this is of course not possible.