{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504237399",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8cb9578b291fcd76b796f275fa249416fea3c3938e9f7482ea7457e0f75454bb",
    "signature": "0xb225a48e6fd8e53fa893efe9bbe70ffabaee3f2a9efb7d2bc3e23608d6eac7f52db938c9620b099c81ce95c986d794281452911c26f855ec03cee0a7eaad5bb21c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}