{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439140267",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc1963f6f85236239e2543ab672742ce73fbb453bdbcb4e329d6dd75c1f922ff",
    "signature": "0x39594f4cf47d4c4da265f30e65f7d70e10b1635d7cb62db5ecafe83773e026310f9e481894370a4cd4c5939d8edb03828f3b480ced9b9dc82a44ed0c8c6b44ec1c",
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    "userId": "16198441"
  }
}