{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646423609",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x191e578631527997c80ec18f7f3424a79eca4d92eb8793a479715529144392a4",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
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}