{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xafac0d2d8e6dda5d327b4023b2e38cfd49bc3a716c8b163bac6024ab608b47e5",
    "signature": "0x86d7c10447f98832667ec3919dea2d50c5907e231f018f86a3b15f838a0301ca26cdf6cf300ee754f97a3c64edcd7f9d9d232acbb3e9bc85b13c409e40e453811c",
    "signer": "0x674FFC02F71bdD4bD3Ae60c618579EBDD541E397",
    "userId": "787787230"
  }
}