{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87bf0a3bfd70236b1e755a728acdd375f27860904792216a793fbd54eb7b5c7c",
    "signature": "0xb47c6cd3b2d9f99e2eaa82b7627f49c5ce9e1509de76386296489dbbdcbf4e2e3f7a4abe71dadd6027448dae3dd41f208c9458df8b11570e852f06bc2ab0203a1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}