{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "201718",
    "entityType": "User",
    "nonce": "0x070bd843100b66f7bf3c0d1addcd81dbf35304f476470d9e7db67e88b77804aa",
    "signature": "0x8ac82a4c4d3f249293d756be11431168f9053899e8d4114606b27003b04c97813b90a0b62cb233b4ed5039ea04314a4b483176c488c8757cfc66b0ab38112e0f1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}