{
  "manageEntity": {
    "action": "Repost",
    "entityId": "739731365",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xef635e5de06485a1aadcfbea680586905513590dd93d93c53696b78cff1dd7c8",
    "signature": "0x729c3fb7c0cd1e675a48c7d08af84668601d27abf859d801f53e782757cd44e247b58708b045814cb817a2ea2a5a965b5fc613b8689eb7476fd303bf64299aab1c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}