{
  "manageEntity": {
    "action": "Repost",
    "entityId": "739664100",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x847c6c78861c4c3e7fc18a109ee24a25d6680d4d22885cb4efa90135bfcf398c",
    "signature": "0xe3c34f664cc7b65d63d00f43ed1e00b549e20ad6963591e420f1f4cbe816af9b1e907fc32cd11789a482a728f019d9da054a3fb0acee1719ef25c3cec7c813621b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}