{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498091706",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd613f7c0ec043f71251e127271d9d8472f52df5546574e339e23ba1cfb17c08a",
    "signature": "0x5fee619e5f5040b0b50d059eceeec0437629ae2019012ca2ecac1538e536f1d84536667add768a0b4d5ff7214541dfb795fb89a593fc67a6656fc038b859cd6e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}