{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1231574844",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x69814d0b763db1acc18690b6b35cdfb2fc1320c1ecddb5485b4a7fa272da0705",
    "signature": "0x15bf4c82a00747f07e6f6ae70f151280f89b3f51cd0163bf1c12a5bb8a8b576740dada70a70c8b892678a5bf2d72eb4a9ace961ac61fad115457c5a3d49a9e251c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}