{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1450727891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x09eb0af6ac00a5c1db29e1ef79c209eeeab7f6f6e500dc526018c094978b314c",
    "signature": "0x29c792e2466575393d848dcb45ec067964dd7e824763d02a5b486b555a5477c604a9b02f190461bce0ce66ac97307d45148cb17e276efb3b2f24c9375f5b1ddc1c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}