{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1564631978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7a29911af69c495287dd09b85d3f560b23168f02a5524f8b41c3f9b25fe71a6e",
    "signature": "0x8e8ffa3b388d1bc51058f698e8ec90be874cc2c0aeeebf91bb7fdc0c7ca441ab4757524744c8a31b36b364a5236825f3aecc7cebbb48bd59504f3029594830d51c",
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    "userId": "325172820"
  }
}