{
  "manageEntity": {
    "action": "Repost",
    "entityId": "264604124",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5fdfb63ba4efd25381bacfe4ebaf5993fbca2faa31716a9e7cb92260f684dbdd",
    "signature": "0xc3038aa2a007af6847e864444b06e450c9fb06f5632e891a2e4c1e5e57037d4675a9c145df09be9b4979f28dda60298c2584f5790f56f355eccb229e1bae08d31b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}