{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x59a02d15723a4b0bdee11e300667fcdf05e863028fb52feaec5dbeecbaf5eb96",
    "signature": "0x5f09bf74bf5eff9750c5ee28b8b143ef541a93d3cbc46d879af0f59c1f1c590b50136802d8db3ecae4d0b855441d44cd16eacadf7a8c3a6e2c52e3a20873e4ec1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}