{
  "manageEntity": {
    "action": "Repost",
    "entityId": "477142",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab816a028210cc6fd134796461d003e85e89e28a21cec8a73e869575cb1ebed1",
    "signature": "0x6c5ad74fbcb2fc3fe7aea922c49381937041c2a1d0117f22cc068690ea0a3c0a44aa7de4359fe2dfd8cd4e1491cc8a58184b3f51e13f3b0d7bceccc1250886911b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}