{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x52972a610d3b0f75bfb1c189b390cbac042f8938c3d234c5c0d50070470e3440",
    "signature": "0x461e48f1ba18756d5cb1343b18ac1b3ef70b8d7f1f3853ddbd87e4e7004d2229063e776036bfb2528cb9f55bac8f6e1c223e9ef838b347ab91673742e974119e1c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}