{
  "manageEntity": {
    "action": "Repost",
    "entityId": "853044340",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8ddfe9b52dfb3b406b33118cfc74d111e940260f2c6b035a78e6e1cea7c24d3e",
    "signature": "0x4ff191d8549e51b8ffbadc1681a145fe7dbbc03afc4f1a79416407f693d1be62745bf434c8bef4593ac9742c796be86d5dc595ea5c4d219808a83d68d504016c1c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}