{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134130",
    "entityType": "User",
    "nonce": "0xaf9909f1e3b4c566c1cbf1976f4effddb491df650d4a8bbcbfb719370c2b2f3d",
    "signature": "0xd63b2971c8c69d762ccaf4640a4ce2f252b46e975fe9cd14bb61006794aa570b620e2e2ca7f755974ebe58a9011b3c090afe51fb4884f4f1db7f87212d22440d1c",
    "signer": "0x3e16afFf69eC32202c1B755Ad919C7aA325B7aBE",
    "userId": "902811065"
  }
}