{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384236",
    "entityType": "User",
    "nonce": "0x1bcd41f3de3354618f0e00befb7de1f0a276124478e763e56a46b78a091e5353",
    "signature": "0x7b229f9dd741359cc48f610e2e35d00c61f3b88c14faed478a5bfda0de50a7510f04f82ef11d010e0d129c69e93103363f9a7ccf90fe52677176d0340ed899031b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}