{
  "manageEntity": {
    "action": "Repost",
    "entityId": "140519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x81311a04d5f2e18b27a500e49dcf0e505e8ab53a6e8d99ce47143214ff09f201",
    "signature": "0x02f1eb8f7779be9a2d8959179de955eb0e69283e620de4a712bba7207e02292923cc9c91cdbee5b04b6ccd6ffeab1c6a4a55d0d2ad3c501f90c36ab87ca1a7131b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}