{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590490244",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6dc90d3a8eaa3c692e7f517b786eae18c62f029ffb849df43c0e8ab411c10e71",
    "signature": "0x5614f0b91e944dd57981145c7ec1ca4f33816ae3e1c383eb3067cded6c38a6f2149a6ef52675e8600accb76cd621ef8693bd5c4f14fdf4b510320e06250fcf8a1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}