{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "361552548",
    "entityType": "User",
    "nonce": "0x98df5ff12fff0a089fd68d5882bd1e6d7844dd74a9cf50579667b80f52208936",
    "signature": "0xeaae1fec709da479bd9f8ee9bc23f8958249ba69de47291a9f1eb7e30ba2046e5062567478e8a12c405f4cddf0e9fa3035af8fa358acc3272b804cec6da669961b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}