{
  "manageEntity": {
    "action": "Repost",
    "entityId": "891375947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc354ccfb09020caabd116c6ec01075fcdc1773847197d9f2004d495810a9df6b",
    "signature": "0xcd5d3fda76752c40f8c8fb607c5bdd62a201d9b15e41cb702ffb3a8e2974233f44bd0f36852fbe6f051290df4fdc8af7ce595499707ca5b5b847855a8ee8c2051b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}