{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x961097ffdad50126f62cd70fd667b59ccaf036dcb91c991bb75e820f73cbb1d2",
    "signature": "0x2985a2baacc968eb27f4a96370265a9e8455ca2419e777de105ea65027a75aab3b3890d030182e3516df7aff2c12f8326f3423e092f96c44eec75a14619398fd1b",
    "signer": "0x3e48DC5763519fbdE0A26db7C59929E8Bb6B8Fe2",
    "userId": "971129804"
  }
}