{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "832058678",
    "entityType": "User",
    "nonce": "0xf7ab0ef3fd10a7ccdbc9fcdef34c8c19c591c24918bed623452ae4c82540ae7a",
    "signature": "0x9699866c1552dcf4700dfc86bf3a75fce37110716bf42c265617457575d310916f7845cc2c1ff70805081c4f21cdeb8c9eb5a6daadf037c34abe82fb9b1b58611c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}