{
  "manageEntity": {
    "action": "Repost",
    "entityId": "644257530",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe3990457d28f29db79713cde69b5f697718a487c91e5c1b6e571aa21eb68729e",
    "signature": "0x27dfefe2508bc12fff69b4717c3fbd408c130cd320c58e87685de11168d44b6709182adb5e1fd9dac7ac4b6f06241b5783a42f959953899079012628b88182f01c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}