{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94308",
    "entityType": "User",
    "nonce": "0x27c7c396efed3554fae0dd12e7658ff065d29efa959c019f36a49b76852b1006",
    "signature": "0x4a543eb028af59a87d592a4a4ddead369e4440163edbe573a170fcd7d7c24a1810e6899e8a37913a81d452e6285f0eb45f96030fbb5fc00c73d9e5aaaf6685551c",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}