{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162770660",
    "entityType": "User",
    "nonce": "0x6e222f53a1a4eb06bdeaaa366138683ee7be8ceae852c2df835b4457a378d601",
    "signature": "0x2abc965f609f3f5d36774f6e8f4810892ee708969d31ff111135c2757415a9d319ad4664ee558fa82146b5b7430bbc387d7eb2e3f0f891dd0152c4628b8c42581c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}