{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1768859",
    "entityType": "User",
    "nonce": "0x96ae202efa0e12ccd1f57fb5c0add9a6914f55b85c64a71118e224df61c5bc22",
    "signature": "0x36edad79d5ca1fd3548590b452721ce1f007b5c5164c1a966baae5b030956f8b260b895512341d51e3f5c661cba8eeac2ed6907fa5cd9ac03bb7f29c7e1bdaf01b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}