{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x79ca89b9eeb26e9b8bac888ea47827c1380bdca4c3a0616d740c023fb300c13f",
    "signature": "0x0aba3c78583ccb0294d80b2a16119b195d2afe4a180d839278a4fa1bfddf3a066742bddf7719276b379db336801db3319e1ad9b6a83b60572a5f7809d60212761b",
    "signer": "0xE3CdfAFd2999c1C06c139E932b0515a9F0B07382",
    "userId": "29797210"
  }
}