Sendoso Send Structure

{
  "title": "Sendoso Send Structure",
  "description": "Field-by-field structural documentation for the Sendoso Send resource",
  "version": "2.0",
  "source": "https://developer.sendoso.com/reference",
  "fields": [
    {
      "name": "id",
      "type": "string",
      "required": true,
      "description": "Unique send identifier"
    },
    {
      "name": "status",
      "type": "string",
      "required": true,
      "enum": ["pending", "processing", "shipped", "delivered", "failed", "cancelled"],
      "description": "Lifecycle status. pending → processing → shipped → delivered. Cancellation only possible in pending state."
    },
    {
      "name": "recipient",
      "type": "object",
      "required": true,
      "description": "Abbreviated recipient contact reference",
      "fields": [
        {"name": "id", "type": "string", "required": true},
        {"name": "first_name", "type": "string", "required": true},
        {"name": "last_name", "type": "string", "required": true},
        {"name": "email", "type": "string", "format": "email"}
      ]
    },
    {
      "name": "item",
      "type": "object",
      "required": true,
      "description": "The inventory item being sent",
      "fields": [
        {"name": "id", "type": "string", "required": true},
        {"name": "name", "type": "string", "required": true},
        {"name": "type", "type": "string", "enum": ["physical", "egift", "swag", "direct_mail", "charity"]}
      ]
    },
    {
      "name": "message",
      "type": "string",
      "maxLength": 500,
      "description": "Personalized gift message included with the send"
    },
    {
      "name": "tracking_number",
      "type": "string",
      "nullable": true,
      "description": "Carrier tracking number. Null until item ships."
    },
    {
      "name": "tracking_url",
      "type": "string",
      "format": "uri",
      "nullable": true,
      "description": "Direct link to carrier tracking page"
    },
    {
      "name": "estimated_delivery",
      "type": "string",
      "format": "date",
      "nullable": true,
      "description": "Estimated delivery date in YYYY-MM-DD format"
    },
    {
      "name": "cost",
      "type": "number",
      "format": "float",
      "description": "Total cost in USD including item price and shipping"
    },
    {
      "name": "crm_id",
      "type": "string",
      "nullable": true,
      "description": "External CRM object ID for attribution (Salesforce, HubSpot, etc.)"
    },
    {
      "name": "crm_type",
      "type": "string",
      "nullable": true,
      "enum": ["contact", "lead", "account", "opportunity"],
      "description": "CRM object type for the associated crm_id"
    },
    {
      "name": "team_id",
      "type": "string",
      "required": true,
      "description": "The Sendoso team that owns and is billed for this send"
    },
    {
      "name": "created_at",
      "type": "string",
      "format": "date-time",
      "required": true,
      "description": "ISO 8601 timestamp when the send was initiated"
    },
    {
      "name": "updated_at",
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 timestamp of the last status change"
    }
  ]
}