Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @paystack: ⚡️ We're excited to announce our $8m Series A, and welcome new investors @stripe and @Visa!













https://t.co/s3FqWog1Eo

" STOCK: Visa DATE: 07/09/2018
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 1 and the TextBlob polarity score is 0.4484848484848485.