{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619477",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0bb61345798dfb2e2e525d8e85a78c94f1eebece55de5bb887e2e1453614b8bb",
    "signature": "0x8330747f5d1457fc8a3fc9e8fe6a6f8143d68fe654622e8e40cfec397f54296d61c73987b9e3e7478731a6e0679ffce7b033541685664d78058cfea47e6813da1c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}