{
  "manageEntity": {
    "action": "Repost",
    "entityId": "663367798",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c4528e14eb83381a48908ebcde65b338becb2f2c1f3400d11f7da057206c02a",
    "signature": "0x6b17132a3a8de753708c5e17dfd8b24be8beb17a64db91ed696628598556f025540d397a31b777f7e5cd551396f6c8c5e1715bc954b915cb6d8f78f982baabe91b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}