{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68204",
    "entityType": "User",
    "nonce": "0x01758444b9d45bc815672c624bcf2ed296c74f9f0c5823b5b0e33de0a76e5650",
    "signature": "0xdc48fadeb43ea67e9710a84431b6d35949aef233f2d5bef9d1b27ea72a9efe2709de744f53aa36983095064da4701e56d165d5ef90789667297d1774bda611b81b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}