{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1019447",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3e94b8ae62a6710f4a3a3748dfdf678cb154e4f1603f808d6b1a7b30bd77980c",
    "signature": "0x5cf23d61b2c8b164da1d0d77013e9666cc30a60face1fb278dbf1c7559168ea75b9e56b38c516c0a8032019553be232aea0cdb21560e70f4b199706103be1bc31b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}