{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448954219",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43128997e83dccce2acf56b021b3f6be968f73a7441e95bac65cf15ff2164638",
    "signature": "0xe2ca3e2c7bbbebf04dd6d74eaea14ce96aea98d801a830d0833621872819a81200f67635cd850758a7b2152f61bd6218a62f64f1de2190777c198c324a914efe1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}