{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111857",
    "entityType": "User",
    "nonce": "0x158de75c961a32219e874e5efc02295644bcb6ddcfbf55752f06fff618e03c0f",
    "signature": "0xd6d84ff316fdbe0e39c95c73a4efd23208ac87be97c4aa6e4a5a4c9e4782dfd54b9736766907dde04d40fde84611814eeb811e642b324ce7df8fa64279a1907c1c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}