{
  "manageEntity": {
    "action": "Repost",
    "entityId": "433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaf0e221b9f129c1a9a26c7ff8cc2a8f1d0c3d5c953338b4b2ee0e29b2cfccfe0",
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    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}