{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xe40962c0fa031273b558ec4a983b5bfc04629f033e1368ad2de5adfaa3883bce",
    "signature": "0xb6b823ada3bb7fdf7eb47620309781f07b0d7e26f08908837b285f19798592c56b15fa34de67343733ac218d9d7b11d53f4cfc71f73647cbfb70bda0f51b10161c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}