{
  "manageEntity": {
    "action": "Repost",
    "entityId": "493493",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x963dfcf724d7c5b8822d8c9c28a196c8f6d28a1c730d77b35eb611fdfd79a95a",
    "signature": "0x6c99325adc6978d5e0c2a0691778602128aad2e5eefd22fc87e7215f9edef055111a4c29757ad16bbb79da80bc65afb67b90c4c450c596fd8ad8a389b385e13f1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}