{
  "manageEntity": {
    "action": "Create",
    "entityId": "635943443",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"\\n\\n💯💯💯\",\"entity_id\":457602728,\"track_timestamp_s\":15}}",
    "nonce": "0x9d9f6f4e0320c941ace433fabcba740315af39ba28e22e100450cc297aad8f0d",
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    "signer": "0xcF1BC458908F84936B19Ca8Cf67C751CD647B02b",
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}