{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538507680",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37dc5d51cb6d932d0409c275c8ac59a14df145e3f928502b67b8cc67fc46ffeb",
    "signature": "0x6ff700beb462d22c4cb01b6dc4ea1c3846dfcd5f69e476494bf3e415134ec84305f947da60ed2b9758b7be6f3aa3b419cb60f0b96f666b5f33750be44de4f20d1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}