> ## Documentation Index
> Fetch the complete documentation index at: https://hedera-0c6e0218-chore-gha-061634-stepsecurity-remediation.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# SignatureMap

A set of signatures corresponding to every unique public key used to sign a given transaction.

| Field | Type | Description |
| - | - | - |
| `sigPair` | ​[SignaturePair](/hedera/sdks-and-apis/hedera-api/basic-types/signature-pair)​ | Each signature pair corresponds to a unique Key required to sign the transaction. |