{
  "@context": {
    "@vocab": "https://schema.org/",
    "bm": "https://businessmessages.googleapis.com/v1/",
    "Message": "schema:Message",
    "sender": "schema:sender",
    "recipient": "schema:recipient",
    "text": "schema:text",
    "dateCreated": "schema:dateCreated",
    "dateRead": "schema:dateRead",
    "messageAttachment": "schema:messageAttachment",
    "Organization": "schema:Organization",
    "Person": "schema:Person",
    "name": "schema:name",
    "description": "schema:description"
  }
}