{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "362866",
    "entityType": "User",
    "nonce": "0x5a1887ba5cad137d229cc23d6d92067f610fcee0b160b2a897ec9469425003e3",
    "signature": "0x741f2c69be39b76d03777da6185b1fda10c5bad5325d3a94f4469fdaf1d6b3d262fbb7b5d182f1035bff31fe8f6b9ee9bfd00d95f1dc0f46f6803065fefc89581b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}