{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94904",
    "entityType": "User",
    "nonce": "0xafcfc2d292b9ba9fd89e485c82f852139c0c2361f9b0ca40c35c393795337f17",
    "signature": "0xdb384164e1d52c1df17fb5dbc5dbeb6c1a7b2ca09cccfcd330ca96ca8e2df3d043b4b135e3c3774c6b54d24a5eb2be853b4a477e512355724cc35f6e5c3299de1c",
    "signer": "0x97C0F2400420716C8E51fC299bAB6e9Bd2d337cc",
    "userId": "664129502"
  }
}