{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439358",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4fede504af404257fd628a49f197204a1d5b8228bf2e5bcc5e58dea12c14a9d0",
    "signature": "0x847bd95f7684666d41e5d666efb0a3e46fba3333df508e7f46fce2c094ce17ba7dd0d88581926ed71a7d3a4e5c065ac5fdfdb5a62ed8c5f6ca5608ce4011ab471c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}