{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1503533330",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x559df3167c8f6c5a5bcc03a0b7ea775b0f38e3c70b8e3f981b038705cae79efd",
    "signature": "0x7fe4e54795899c61439cfe5d549881e9d8b930dc79190c5bc5bd827815a8a984362d9383059c29c612e942477c288a0eee2ba3f4fafdbbaa9987306f87d3b06e1b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}