{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421514506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c7040b776b65e4be6367404a4f08ac14e41981122b05c2bc7faddcec256eefe",
    "signature": "0xd43ee5b342a34421c0004e9169f419915a08104a6ac28e1ce15efe47790704ba7bc09fd298f3c42e046812c0c8f0543b7ad6dc69fc328f7669c1c5aa6273adf21c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}