{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206008517",
    "entityType": "User",
    "nonce": "0xba8b2ab66724071f043017408dcc2cf963e568884b2a47a65ba7bae30e256d32",
    "signature": "0x13ff4590f2b565dab25ab07108ae6f9641fb61878fad1d17da85841e621e0fe96ffde44dff80243c12f18d0664464ae658a34d40714ccdb10a633636b3476d961c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}