{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "315246",
    "entityType": "User",
    "nonce": "0xeb9b58d0a8cf8aec1fe37e3626c060af212c16d08e9721ebeb73274093166448",
    "signature": "0xbea3112a1b9e0209e5745fb6335397daa22c66e13e818e60781a0ba4834b4a8d22a71ab50d41c6aa64176d77acb851eaa35c712c808c26340bf74456587534d21c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}