slack.sectionblock.blockid

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SectionBlock.blockId property

A string acting as a unique identifier for a block. If not specified, one will be generated. You can use this block_id when you receive an interaction payload to identify the source of the action. Maximum length for this field is 255 characters. block_id should be unique for each message and each iteration of a message. If a message is updated, use a new block_id.

Signature:

blockId?: string;