{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421799655",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1df5202cc17e731e75edff245e16d620be25260c10c857b36733306a727dd0a7",
    "signature": "0x8e71160c88db2dd5df9276fff01541b1c5fb4f10090b2b7dfc2ab2aaa9f0f8254bd42174affa3e55b203a45aca168ee79be857c93410a4ac5dd811cbc8c7e0ca1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}