{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450449",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4fd2541c7f0a87c6a7227f3e5d05fbbf5e07607ac15675240fa072c659778a26",
    "signature": "0x472e238970af4de1117aa65f484367f9ed26b3fb4b61d9cbe5a2933f46ab8c4653eef066023e392c500cbe428e9d143f3b1ee98ed75117070611ce4296172d0f1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}