{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "320382",
    "entityType": "User",
    "nonce": "0xe199b47a5141d2514077645838b5e010a5702523ba06517d18178acda9e68955",
    "signature": "0x1f2800cab19c14bd2a270b90dcba8195bf3f3182730204b21d6c02b49fcac4bf3dddb1bb297d27056e263bc3dc17bb826ce021a2cc262630452a2ac9d373e4411c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}