{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "810146956",
    "entityType": "User",
    "nonce": "0xd32e23d64985a28c083540dea7d68183b19d5f32b6db56d3ca15c24bef2d4937",
    "signature": "0xafec670e25aa2097dc0cbab11875995950b8b3eaec649e2b94dc2cb9c61dd60545e2c2bd22f2ac287f0efe2c275b89dec5afca30af6ea1767e06af6f238bdd961b",
    "signer": "0x1788E4C39d3326e598F16767C69826869594E359",
    "userId": "116504833"
  }
}