{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "713964",
    "entityType": "User",
    "nonce": "0x097d31652ae35f24f9fe022f6a98d3c7a7b6358bd2524c2923d4d3a971b2b379",
    "signature": "0x4093dbcd501f11f8c16e25af5ee59659860d4e258ac65d72d89a8fe6ee956b29074844c50fa3e384438034f4deb586f6563eb0606cf131b58155972a5a1307a11b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}