{
  "manageEntity": {
    "action": "Repost",
    "entityId": "225137307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x497fe6124ed36b41448e2654c6fc5cbbcd535d0e3a7cbcc8458e17d8b09a3736",
    "signature": "0x31e5121a02793f02dd9f47512f64413d4b5f99066c43d0864fe1e1e090f4b2770dbfed38ca9bf54b84e846f256b50cacc9a838a83b62162071ff6c32c64da40f1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}