{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xe48cdfddc87f4b84a24f6004487d8c2c4a5c9213a74601d829ba4ee7cde1374c",
    "signature": "0x9f9fb75352bb0e231dd06211112336a41a355b9fe2557934a1eb40bda2a7f2d826ab79d3059f5841cdbc91be8fe98df639188ba744417cfc14fc46176fe9e64c1c",
    "signer": "0x99FC58b9AbbC0C373045aaAE3Ca68Ac6e5b586f8",
    "userId": "590830414"
  }
}