{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1689131571",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53aa793caad1535f626efa83f21abdd953103cdabc1fd2ee3ec4c2b28dc379e7",
    "signature": "0x761ac95d14b3413648132ad17bb05072532d943e1da07be5087dca7fc2adc08213e763893cb928cdababc1eb671b7209ebb31aba0c17d2bcc13c34c2e8822ac71c",
    "signer": "0x16D3bf5a80bAfFB2f1550d49b1203D4CA532DA1C",
    "userId": "1994482"
  }
}