{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1245557901",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf7a3d102e943cf30eeb177a5179e5ab61730302fe07e9390b8a8941757942c5e",
    "signature": "0x307be9b9595fdc9c0d9c3bbdb2f2558130f7b7bbe82aeb64a4e542e7c7cd6c937306bf897bd6f4dda9f35d151946448d4596a2fa4f4dfcc3f51ae4a66635c3951b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}