{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9f23953e77f514acbdf4636e4c17145a4e37ed1f92a1885da900c6433c5e28f6",
    "signature": "0x5f530e8b414ee1ce2ab6971d28c8446fcc3cb26d8c200ded266c24bcb159f926598194f214035e15f57bd164cd554964f5b619da7886e8bbc9074dd1323211691b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}