{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xcf7253130f1bbd3dfa4689f6c29d1fea40e4408f6c7cee9ec9449837779d4905",
    "signature": "0x8ad5c33d7e7fe990876993619277e2072afe1cecf7229bdbad91b3a051a8fdae08c4dbb986091ace228971507f19b46f84d2cf2938e22772fedb723a52f21a3c1b",
    "signer": "0xD31a71519F64F733530a3193d921FBebe3aa01A2",
    "userId": "486514977"
  }
}