{
  "manageEntity": {
    "action": "Repost",
    "entityId": "577341733",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x52eaa8febb46a3028db86a6b2fe460074b8a3228c7d077f8eab21d2529804340",
    "signature": "0xa3e1e50a8a3ab5aa4233b7c91c8ff21fe58980c7a8266649c3caf61267796acf0566265475169ed43d6a1b4f5737d790aa1b868abd1486a0165a7a58f3061fa91b",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}