{
  "manageEntity": {
    "action": "Repost",
    "entityId": "210021",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb13d26d89a1f2bdac3938a268bf7655da78bbf5450791a0e76ccd25b3d14787d",
    "signature": "0x7102e4a24af1fce29883ccf09ed8c4443654e7fb895e97d48e708fafed01dbe45550bcaa4a8e8e027fa3807ef90024040163a1b59e09254e79c998074462e7831c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}