> ## 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.

# ThresholdSignature

<Info>
  This message is deprecated and succeeded by [SignaturePair](/hedera/sdks-and-apis/hedera-api/basic-types/signature-pair) and [SignatureMap ](/hedera/sdks-and-apis/hedera-api/basic-types/signaturemap)messages.
</Info>

A signature corresponding to a ThresholdKey. For an N-of-M threshold key, this is a list of M signatures, at least N of which must be non-null.

| Field | Type | Description |
| - | - | - |
| `option` | ​deprecated=true | ​ |
| `sigs` | ​[SignatureList](/hedera/sdks-and-apis/hedera-api/basic-types/signature-list)​ | for an N-of-M threshold key, this is a list of M signatures, at least N of which must be non-null |