{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9018",
    "entityType": "User",
    "nonce": "0x95d3f4fda7fcd311811c1eb467e0882526cc32beffa8a3e7c267446f05d589ea",
    "signature": "0x1a035cc3c02e0036c0824e1d34b02fe443657a3463d12bcfe12ad167b64a4328459b3fad5be380c080490a491bfeb1bfdfaa680410a35498c5c12a8f40cf87111b",
    "signer": "0xcF5801beAC04340637889094F04324eB09bf4844",
    "userId": "976132619"
  }
}