{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545429",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb380727da4ffac75a78ee4ec15fccf700086e6f72c214720d1381e1a2aa10f4c",
    "signature": "0x6b031864bc48ad42591aadee404c5e9f7ace9c8e6cd015901aacd56321d6284a6eeacb33a9c9defc1fcb624fbd287d3dbec95a6b563dff902ba8a1c5e09cb51f1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}