{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1887491568",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf628749a13e1b4a7718598fc0be4ec20c7e297d4f1d19b4c717fd56ef2014b4b",
    "signature": "0x233f20ef5424b596ced288f5fd3c0b0d50a70d041b5af1d564b8567470250f44005ac37ae079c74f1d5ea308099ad7c3617dbd1af4b12fac9355b6902aca2cfa1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}