{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1417423",
    "entityType": "User",
    "nonce": "0xd26bfe759a46cb4f474534cd5b92dfa2259f2c868ec82cc0b728ee527d446b93",
    "signature": "0x8d9c1c4afa32a3a6e61d5836051c55d376ac99258624caa72a0cd8e0cd3b6bd6125c7e30193dbedd9bbb8454d1bb4c767f46319706f4b4588faaef6f0f1b3b1b1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}