{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "43430",
    "entityType": "User",
    "nonce": "0x93e06c6bf2e35c5c0ec21850acfbce4a8c5598b612e619fdc3287e9b21ee2c86",
    "signature": "0x5b3ac98569aea243978f01561b7dc3f64cb8eb95ba0821bfc157336bc38defed73b5c0fc29b0f9b0f51f213c4e82f1e8d9b7d872969e470423bb6085fb035e4e1b",
    "signer": "0xc693F85Da9b70D8f43a51f58F74D6051c3a62da0",
    "userId": "361053479"
  }
}