Slack webhook: inbound O2C hours submission

POST/api/v1/webhooks/slack/o2c-hours

Receives the /hours slash command and app_mention events from Slack and turns them into pending drawdown entries awaiting approval. Requests are verified against the Slack signing secret; the Slack workspace must be linked to a business via the O2C settings slack_team_id.

Operation ID: slack_o2c_hours_webhook·View as markdown·OpenAPI slice

Authentication

Bearer token authentication. Pass your DayZero API token in the Authorization header and the target business UUID in x-business-id.

Responses

200Successful Response

403Forbidden - Insufficient permissions

Schema: ErrorResponse

errorstringrequired: Error category: validation_error, unauthorized, forbidden, not_found, conflict, rate_limited, server_error, or service_unavailable.
messagestringrequired: Human-readable explanation, safe to show to end users.
codestringrequired: Stable machine-readable code in CATEGORY_NNN form (e.g. NOT_FOUND_006, AUTH_010, GEN_002).
request_idstring: Correlation id for support requests. Echoes the x-request-id request header when one was supplied.
errorsobject: Field-level validation messages keyed by field name. Present on 400/422 validation failures only.

Code samples

POST/api/v1/webhooks/slack/o2c-hours

bash

curl -X POST 'https://api.ondayzero.com/api/v1/webhooks/slack/o2c-hours' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID'