{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1608668393",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a1b93eb799320ba02350985ebbce2d45c2c174606f21bc4a4a9ad5c3cf6ce1a",
    "signature": "0x610437d30e0683cef1712b25ed969889c142bfc7860dd81e0bea1d5ba8f11ca83c3082d4e682b01e6dd70e88e0b299a2fe5129bb80f605ee8c7acd817ae3ca5d1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}