{
  "manageEntity": {
    "action": "Repost",
    "entityId": "999019387",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xac1eee4c507473b7033740253e3fc0eb6c00fe6733df5005a8678b8e146b08e6",
    "signature": "0xbf5a1a6b47c4af310a819dd81df47c11641a2816790bcc92d648799c3e673c057868cc19748942514bf18653b7b345726fd561391e7440479718bb48f350d5791c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}