The BFID, or Bluefin ID, is the value that is created when a tokenization request is made (i.e., it is the value retrieved from an iFrame transaction, or a /tokenization/tokenize request). The BFID refers to that specific tokenization request and is necessary for tokenization and detokenization.

Request Reference. This is a reference value that Developers can use to track API requests and responses. It is solely for tracking purposes.

Field names split by |. This refers to the names of the fields within a template.

Field values split by |. This is the encrypted data that requires detokenization.