{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774008",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a9ba1030aa7bc8f0b038a2cc450e02e40a2bb88b664b2d15adf708abd67e526",
    "signature": "0xf742f82f88bb46b33518425933b4a187b5752aeda6f6da11ba7ceb9afab1e7843b056dd5efd2d7344cc1d6c470471741120cc6b73ff8cd5bda5fcc603cba16741c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}