{
  "manageEntity": {
    "action": "Repost",
    "entityId": "15450275",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7fe331be94ab2db408ff379a1a9fa9f9128c99788b9252511c4f92a6aaa7f8f1",
    "signature": "0xaf078b141c8ef8245814dda17f470cc2de71ce1acf6bce050ead127487f7073f278172c5dfc34973dff23ffb6b5fce8baaacfa38f85755d1e191d70e2921c08e1c",
    "signer": "0x9Cf4d5aFdb327Bb9fb209F7Ae9Eb7E3BC6fA85F8",
    "userId": "723085841"
  }
}