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A block with type SIGNATURE. Used for capturing signatures.

uuid
string<uuid>
required

Unique identifier for this block.

type
enum<string>
required
Available options:
SIGNATURE
groupUuid
string<uuid>
required

Groups related blocks together. For standalone blocks, use the block's own uuid. For child blocks (e.g., dropdown options, multiple choice options), use the parent block's uuid so all children share the same groupUuid.

groupType
enum<string>
required
Available options:
QUESTION
payload
SignaturePayload · object
required

Payload for SIGNATURE block type. Used for signature collection.