{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1408614663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6cc57363a6bacdd5cf225a262ed82c7e389b76148867710eac78fca07971dd14",
    "signature": "0xfc70e8644ffd6ad13c2ea3aecde1a02cd9eb60ae7d06304d5774a260bfd71d2e59e35d6852730289ee8b3facc5fad3838476480f1998790cbd63e476726499c01b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}