{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "311106",
    "entityType": "User",
    "nonce": "0xd39edbf46b408df2fca48c0af25f7b025f4187bf261b1fc018fbc067598ec2e3",
    "signature": "0x50eb81268f58d54957841ef3b2e9f13028ca693b75b2748b41437d36b4507a061773b15b18c7a1ea92535c9686b1f0091d3efcdcf4f4706ff1262f47ca8ba60b1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}