{
  "manageEntity": {
    "action": "Repost",
    "entityId": "75425712",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4f0f225c96396dc8785e4e153f7fffa271954683e60d67c1c50811b6a5e3fff",
    "signature": "0x6bcbe8b168a88d39d4e0370d7068e548ef092d6b862605254f561552d9bf03b82ca47eca43fc651cae82ce689028e4975e898c43b1123c3136fa34006ff0980e1c",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}