{
  "manageEntity": {
    "action": "Create",
    "entityId": "904077700",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Beautiful \",\"entity_id\":1707128230,\"track_timestamp_s\":40}}",
    "nonce": "0x2611932f7e6657b4cf15479d4790d1ea49bee3c7599590d4d98504e8eb27c3b1",
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    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
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}