{
  "manageEntity": {
    "action": "Repost",
    "entityId": "752973",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c438260a6afc6130d10249ebfe0510c4c6352498a8771c41d41b96f88948d57",
    "signature": "0x4e91691c28f8f809ee813ee385412d8e118aaa1288cf9a86d5536f3852de595e62a85781dc468fadeb4bbc055d86e08b92feb00193d305574a968face1e263701b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}