{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450627321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3427025fb4498c9b65257c0ec8c65c927d622d38695620aa8d189ff66be7ed5c",
    "signature": "0x4e9a77c401914f4c3374d9ca8c8724309232f22a3500376dd7049eb345ef6e8e5a0277e9b5bba7cb70ccbd43368083d2788744acb5504d1755dc735543e58ec41c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}