{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172280",
    "entityType": "User",
    "nonce": "0x0c434af9361302b4cbe2f5ea521b12ef3c624c78a029af69b6278bb089b3efe5",
    "signature": "0xcc49abafdea0a788106a95c3c2be6ebcdccd1a7ec6f3ca66d5b878549f0a079c69ee363e387a5c94052f2283a65552ed3a884af0714b1f18cb7f06dd9f1e27ec1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}