{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "96831",
    "entityType": "User",
    "nonce": "0x66b11a72bb105237e3bbe888ebde7ddfe439a2efe21ab253706b7761cae04de5",
    "signature": "0xd6f7a47488fdd7a30df456e17e25112dd60f63218eb313d619eb48d5be7f99c86df34a09c5858bb5a5d9ea4d45f378da426e05be6d481a2c4200086835cc2a181b",
    "signer": "0x39788E2D020D54760872178Cea0d5AF12732F02D",
    "userId": "720903941"
  }
}