{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450800",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34f4b21e8d4cbbe7f8580011c3a3446e72cc1cc286f3d798eb37cee25dff94d7",
    "signature": "0x100419c5a94ef7e330c2c64c48f7f92a593d303da8c3ea6119a79df586282adb4201acc6a3ea0c4e8f951ac4a1cd13ca79cc543f4686162cd4345117f2969e5d1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}