{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x614d924455cf4be4524c7bb5fda15a59e953b94d79f8e08cacf02b7f4c6be8ca",
    "signature": "0x8a356ecbd1715c0e98d898a164104070a45d7d934753a16aa53fb0d14bcde6fd754d9f78ce31aafd16c3d7b9160a9987248809a2b09a509cf70379c23537066e1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}