{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388900",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x639c1e964d29cfcfbb23d4b4f59ada2571f6364b8b5447c16fe4b10971d793b9",
    "signature": "0xc17b96e21c792b94e14709129033beebe4f71cb18d078843ad8fd46c93566ffb7314081d563a4cad29dde617b5106ab931ab6308e031916ea7b726d694940f411b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}