{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643860693",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa8c81dd54f27c752a72078d9864097e4cdfca7509c2eac59429c8ae0131d3db",
    "signature": "0x09f4b02371fa4d18fafdfa3b946b4772a438ac6ae17b57ff4ff39326590d8b396be80678e9fc589764bd2ac29306de6d77820e7dfaa5f85d3a266f92c7ab8f2d1b",
    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
  }
}