{
  "manageEntity": {
    "action": "Repost",
    "entityId": "50509",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6e0033d96d9dfd643f18ff9d7cb7cc79510b6c944ca1c2128f1f7f8e673f5cc5",
    "signature": "0x449248e6fd2210d4f62f18073cec141a439f35c11cf28d600ac215c0738c3c7939c88736a3d69dd5fe53ef89a2c692a4def73c28f17f067825bf4607dd4d31d81b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}