{
  "manageEntity": {
    "action": "Repost",
    "entityId": "383313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5dcecec6d7b3cb94444f24ef6dfe8c62c61af931bd84c860940c580b865a9cf6",
    "signature": "0xff3c8896a55d8e9b1f772e1442531645c54712c75a0614d17f3b34835729845e7957068753e865d109877e21502d0b889cb018c1bf3f8ec0272b06c771c85fb91c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}