{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543782906",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4619b69e61308c8a15293b01bb5a9704a2e33f695660ee07159d1854bc220adb",
    "signature": "0x9af3ef8b341a6c17d4537979fc9fda07f750b3cd8d8de707c1b56c95c270b70606ceb6cb8de4ca73b3e3e641e53610e741eb23c316d3b2f4c5fc3a01fa7b3bbb1b",
    "signer": "0x3324C23609BC25902C39CFa38CF40581c7Bc7F87",
    "userId": "229134011"
  }
}