{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "231092",
    "entityType": "User",
    "nonce": "0xf15454f40c3929be7fd1ba48c06dc12d150fbb39907dfaa3f1af51ad92492f99",
    "signature": "0x5095c7aaf58231fbcac6cd4a39066dc53c33d43f077553ba89138cf81e1047c063753693bc62fdaa49a46ad264ab71e15e9e0e9d3c3698d500c47a1046461e701c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}