{
  "manageEntity": {
    "action": "Create",
    "entityId": "2016256690",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"s n a r e\",\"entity_id\":1897466029,\"track_timestamp_s\":22}}",
    "nonce": "0x98e6fd1fb980201a32fc58b6682919abaf971f6e9ef6b21a36aa354a3ae8ee49",
    "signature": "0xccfea527d11e5cef59c584492fbe03c887a7b7d6f397fdb3b4dc75f68ebe082d66e1a292c10fa52d5e9d75114c3ea69d2477ce571472ec7a00ff817bda09f8fa1b",
    "signer": "0xF31D5C491eEdac6bA26f32166d05C65D3F02e7bF",
    "userId": "18932"
  }
}