{
  "manageEntity": {
    "action": "Repost",
    "entityId": "38904",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cea0dc50d7e500050b7c1590bfc8a2b997927f7b72ff5c21977a47b30007a66",
    "signature": "0x9c1cad4982a8726a097b53b31519a4f2662a03de9c4fa8c6d289568c44f1a7fd07a9707537e82c1c2dc704bdf878d55aab39b903815d68c96e0f764c97d3c1461b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}