{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "368774",
    "entityType": "User",
    "nonce": "0x59486911bfbcb958b158c50c62e091bd9628c43f2e81871ed1e6f1758d70cb3c",
    "signature": "0xd6c3793bf3d9244758e3b742706a409b682b66e73d0b1f579b35cd3d3377cf833d4054f593d315f1fd501ad85d820bfebb013c30afe8da924de0d54fd99ee9911b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}