{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "427170",
    "entityType": "User",
    "nonce": "0xb81e17ed400f08734047322523322dfeae41fd63d66050bb157881997ccd5952",
    "signature": "0x906efeec68eb5fe562101c419b16deab07f9afbec0dac8be79740f1effae75cd38747ac1ec530ac26a221ad24b18f633c8f429adad4530e61bdc87146a5d4b141b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}