Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "@OKEx_ @ColossusCoinXT.  GRID release Q1 2019 and $COLX supported @Mastercard  in a few days with 30 million shops… https://t.co/k5lK5e064O" STOCK: nan DATE: nan
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is nan and the TextBlob polarity score is nan.