{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948584098",
    "entityType": "User",
    "nonce": "0x1a5da13cc328ebd1b8748c20cdd8186f033c7bc5b74780f67bc85b0344151bf7",
    "signature": "0xe67729cf9e72b4e8edb93dae2f6d2ca4fcc158c72fb45f69f579ee44f7c46b6b2c19a3370f71165dc8e173becf2b274bac37e8a142a22db277db80519b4e1caa1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}