{
  "manageEntity": {
    "action": "Repost",
    "entityId": "20287121",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3462e443d38d4c1240ad07bbc07308bbe9cf5ab05a74a8ac1b56a91ecccfcd23",
    "signature": "0xb0cfd847c21a495db58e9a2dfeb6e5ee3651a8265f382c02faf20c9ab6ed4a9b06879b78b34ced67b0cb51974bd9d20edd40df7ca7981bc595f845a073335bd01c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}