Function isFeePayerSignature

isFeePayerSignature(signature): signature is TransactionFeePayerSignature
Determine if the provided signature is a fee payer signature.
Parameters
- signature: TransactionSignature
  The transaction signature to evaluate.
Returns signature is TransactionFeePayerSignature
A boolean indicating whether the signature is a fee payer signature.
- Defined in src/types/index.ts:965