{ "url": "https://api.slack.com/events/grid_migration_started", "event": "grid_migration_started", "sub_schemas": { "enterprise_id": { "type": "string" }, "grid_migration_started": { "type": "object", "description": "learn more: https://api.slack.com/events/grid_migration_started", "properties": { "enterprise_id": { "$ref": "#/definitions/enterprise_id" }, "type": { "const": "grid_migration_started" } }, "example": { "enterprise_id": "EXXXXXXXX", "type": "grid_migration_started" } } }, "schema": { "type": "object", "description": "learn more: https://api.slack.com/events/grid_migration_started", "properties": { "enterprise_id": { "$ref": "#/definitions/enterprise_id" }, "type": { "const": "grid_migration_started" } }, "example": { "enterprise_id": "EXXXXXXXX", "type": "grid_migration_started" } }, "compatibility": [ "Events API" ], "scopes": [ ] }