{
  "manageEntity": {
    "action": "Repost",
    "entityId": "142564",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x979f8944b78b610cb1b98dbd014282026c0c713d4396b0ef6cbb2129ee6bcac8",
    "signature": "0xdab967bf827f8f78d9b61fd17004a7686a75fa18c1350f704499cbe6947c6c50730b37453ba541a948110ed5f40af7ed800eaf7c2b0f0b86a7600fbfdd5bf8fe1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}