{
  "manageEntity": {
    "action": "Repost",
    "entityId": "429176142",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9bd85582238b37d126e5cca78e1616473d6a152e956ee42bdbca7e76ab080d17",
    "signature": "0xb4f7035dbcb18801a1e6184c81ba5498fd43595b19fa1e9ddf2198f2b8d4003a71da95fef9d3c274217a688179acb0c8c41621799a9ec26e6c3ab7791ff2966b1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}