{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xfcac9db21080706c8f8551b0f4304f0cdbbb60e76e407c68d775d16fa78c9cd6",
    "signature": "0x22cc8c38888aaed88f94079377d68e24c999991d6a7e444f0f32dcb39c35b29e3a8f072c3921bb9daf716f46104b759a571a5e106ee7ccad0bbf9d03ce48f6dd1c",
    "signer": "0x70198A93751A42B30b73B4b84803dc6Fe67290C3",
    "userId": "37067745"
  }
}