{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56828",
    "entityType": "User",
    "nonce": "0xbeb2584c1e255f30ccd455c351015a384a130f6667ae59032e585bbd2e5438bd",
    "signature": "0x32d1991c54bd47a4033620b41785c1b3d4778f156648989c2091c0c50a468ecd34869c35d50345917721da516e9cfbc06bdcb815dabc917b638d0848af2fb2e31b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}