flow-models/models/descriptions/payer.md

{% docs payer %} The Flow address of the account responsible for paying the transaction fees. Data type: STRING. The payer may be different from the proposer or authorizers. This field is used to analyze fee attribution, sponsorship patterns, and participant roles in Flow's multi-signer transaction model. Example: '0x1cf0e2f2f715450'. Important for understanding who bears the cost of transaction execution. {% enddocs %}