{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1457215828",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e898e76065c70ce5f279799533c4d2c378698f3ff477227d5545aa34e809307",
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    "signer": "0xc03cf24b1C519dA6a18B6509c7F5C57d01620755",
    "userId": "870665506"
  }
}