{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97956",
    "entityType": "User",
    "nonce": "0x38c46771cc1ca896ca7dda3683d3aadf8bdfc33acdd13932d40c675033316908",
    "signature": "0x387ae8914001de19dc7b6482220c16990b601396d57582706a0cf640e8df33d552c5dd7ebaf60e8733e7e3ffe8d7bf679c6d497525c5afefb13ce376b6fedf591c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}