{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152482938",
    "entityType": "User",
    "nonce": "0x5d10c7ac1805f8a611d7a4d30155e33078849f73dfc2f2db815a79098ed58294",
    "signature": "0xa67414da08b1404de7407d82329a67b9f60f1477ba485f88e1b8ddefcfb8732808cd45e3620c2414205d9f0583ff6fdf033f4e2802a0e25975be87677a3586421c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}