{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1377628468",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3fa790c69d2e5b4ec598f990a60aa8b82b4f4706a0e60a4ee34706d9745b9ab6",
    "signature": "0xe7476e2fe6d705480811778447a4ff1ab234e93cfb41e53fd3a9e65a8c27b4f40947089bed9d27e5bedc6956fb2919a1e3f5fb3a7ea26f759b06943090c092901c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}