{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1290809007",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b28a607d16d4c03d011142385d9c773c0c04d4c29976138dfe962362d7896fb",
    "signature": "0xedd3c7ba3ed87e1db2899f1d55431bd06f731ba928e5b046a206b2036873812e78b587fd72fe6f0a4dbc9dd58c702ef6340d08d4d9394d08e0cc96012d9f3d731c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}