{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "275305",
    "entityType": "User",
    "nonce": "0x5caab28cf7e0317c411f2d748d021fcb0e2444abb20eb89716fbe1a4006c41da",
    "signature": "0x5bf0a0f29147b6c6698ad99817522f2a15e3f96abdcec72c31fc387a755df2e458663763a45b7da78af8d274ebf90d609eab13f3aaf1a28f314dcab34ffdb8c41c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}