{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554647106",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9719b9ac649d97776eb707228c0498baabbc03d3769169b2d454be20a6dd2996",
    "signature": "0xb93d119676ed24f95d2d4ab20842188a796300002f9e960b5136dfbe77cdd9806fab589ed55b77dee832a99d6e2dbc20a8d9bf1b0c6fa38f9dfefd740e9cc8671c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}