{
  "manageEntity": {
    "action": "Repost",
    "entityId": "514143428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d91149eb032d749f11d194899238d4ab76dda8979ea6b74f08fa9c018beaf40",
    "signature": "0xc8c10665d9c76af31a5f4b9037bef5b88bd03cf512a2033251cccf0e33d569192a284b0b47391b62cc45589d8d5b28c64323d5ce20105bddfd17ec33ffb818741c",
    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
  }
}