{"command":{"effect":"write","timeoutSeconds":30,"inputSchema":{"type":"object","description":"**This endpoint allows to you change the scheduled time and date for a campaign to be sent.**","properties":{"path":{"type":"object","properties":{"campaign_id":{"type":"integer"}},"required":["campaign_id"],"additionalProperties":false},"headers":{"type":"object","properties":{"on-behalf-of":{"type":"string","description":"The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You will use the parent account's API key when using this header. When making a call on behalf of a customer account, the property value should be \"account-id\" followed by the customer account's ID (e.g., `on-behalf-of: account-id <account-id>`). When making a call on behalf of a Subuser, the property value should be the Subuser's username (e.g., `on-behalf-of: <subuser-username>`). See [**On Behalf Of**](https://docs.sendgrid.com/api-reference/how-to-use-the-sendgrid-v3-api/on-behalf-of) for more information."}},"required":[],"additionalProperties":false},"body":{"title":"Update a Scheduled Campaign request","type":"object","properties":{"send_at":{"type":"integer"}},"required":["send_at"],"examples":[{"send_at":1489451436}]}},"required":["path"],"additionalProperties":false},"name":"Update a Scheduled Campaign","id":"sendgrid.lmc_campaigns.updatescheduledcampaign","example":{"path":{"campaign_id":1}},"maxRequests":1,"summary":false}}