{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757741",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb5b5b27896c4705774d589cebd0dccf96d70188ee664d859e0abeec2d747f0d9",
    "signature": "0x4f650c70b9a6b1b9f08d00588c2ea09cf4cc39cc37585aa75719210eac6b526477b81fe31a635e49f097c0283870f2517e459e07d6ba66d56fed9d2a7061b5bc1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}