{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858315513",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x69544ee2b61a9614b9d5613339e97e4ce7dd50e648eed9843e0d0ddd1f6aac55",
    "signature": "0xc6ffa12693cc63899a00e2406d1307c3f2c694d006b79cbbfa2770e881950769541d33fde2c4eeb8af7206a25ab12c589ef005aca7b44fd76a54ffb7467341a51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}