{
  "manageEntity": {
    "action": "Create",
    "entityId": "1999750370",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"hello\",\"entity_id\":662475007}}",
    "nonce": "0xa4230f176721a7d69e8bb9227e3efe627c0794c438f47b4af0af071056ef2c91",
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}