{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607427177",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa77ca3780a392d45d832fd8eb6da7bf915c42c8ab6181c4f783e00a5f411a3bf",
    "signature": "0xfc5b13e85930207838f02e6afdc7698bdadceb35c588f8568f50d9a5c741b3c8380ef48182eb3cbf823c38b59c6f5a4722e8c5b02f08e993428ae4207dd07c1d1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}