{
  "manageEntity": {
    "action": "Create",
    "entityId": "1397738299",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"booom\",\"entity_id\":775930515}}",
    "nonce": "0x23d002bc425ee905d59845db19c9b6548beba9b02c38b92f37e2fb7766a97a69",
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}