{
  "manageEntity": {
    "action": "Repost",
    "entityId": "766519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x952570be76cfd5a8c7070d386514cfdbe2942fe2e7bd8d076a14e8934be14141",
    "signature": "0xe5f7bc7988e1c547017bbc6c56a2c6a40499cc1f67e332e905f1ec7cd89d81ff1ec70121d3a794d656607724d91b0406442f2790c757e9e0f24637c631e41ad31b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}