{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141429",
    "entityType": "User",
    "nonce": "0x09be8ddebe1e4f0fd71bb9b97b915e787c95698141213bf8db51764db99177e1",
    "signature": "0xe1cf264c96337ad80745f30d311a585cd3256f3a393db2d8b5092afc07fbf6b952d63c45533423b8cd941f4064edf7048117818f491517b95e3246307706a7b81b",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}