{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390438220",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x05bc550da3c5a2a318fec02e058f2dd110863d333bd25d8fc949361d7e910a9d",
    "signature": "0x61b70aafe190e791faf2a17ed45d5152720c0eeb6c9e896d1c2a48f61856882639e7fa212753be6f194fa4f2974554d4c8e4fc5b5c51883961a5ac4ebef11bfa1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}