{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106467",
    "entityType": "User",
    "nonce": "0xe22072c46ebc173efd2badf962eb18115f8d42fb1abe91941a16060e198e745b",
    "signature": "0x73c1d7fa9a91d1cb216a6b79432e646bacea4daceee2277d39dcd2603a47ba631efe76e5f2c1bd4463f80a08f234f7fb2d2540697254bcdb8a08ebdee28c7b331c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}