{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458170392",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8121a04a1efd85f6c5baa3f672ecd4e9f6945585e249bd2021f9f53f57471d3e",
    "signature": "0xe5cb58cfa7f3eec5db1c20c9a0318e27a55960659402fa95bcd1695d41113b8e4f631bb10071e38cff71108eb259b0bac9b7832f4de5736dbec86594e0ce53571c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}