{
  "manageEntity": {
    "action": "Repost",
    "entityId": "5774175",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdfc99aa7e6f29c62a7569d381e32e7314efebbee0087e7bc0c6d88bf04f3825e",
    "signature": "0xfabe3c1c353b89faeae2a7af61d9ac5bfba2f5d809307b63a4f013fea94dfe1c520b4246ec177940cfbfb2af4614cd50f0ef7362adfc088658efa79f6a259df61b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}