{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615648433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d3f7cda5f609c39cc0b61b18ae241557bbea1d18f84f7bd44f5cabfc196973d",
    "signature": "0xdd4fafa5d4b57d80ecf1eb2de8c8594ac7c53ff12650ffc4326217d147d46f04473d796565105af4d54f988eeb796b00ee120989c87c7eadef77d9facb717c711c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}