{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76616",
    "entityType": "User",
    "nonce": "0x347230ea4011aded5dc9b204df89ae228e231d883d376d307bbb3930fba703bf",
    "signature": "0x18df4dbe8a962cee9058ff43c952b7ae53ad6789b99afd11e45dc3777b0cd4be27925faf5a4785d6fe90ca59df43ebd7dd93135b610da1426fe556642deddcff1b",
    "signer": "0x375963f281CEdF4D9D180496F80A256D574daBa2",
    "userId": "981824750"
  }
}