{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421050",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6210a6bc851deed1664cb5c7cabcde02db2e9485275c92a4b8a1cd3c0e33ceeb",
    "signature": "0x15af4c71ddf261133dfd823dd583fe0aee94f4baa8f6343fc026fb797284791d0a2010a83e352ebeaa1c183cddf54269427120b25abec7f222f5d7dd275aefbb1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}