Transaction not yet indexed

u4ZL64ffFxm4tkfCwVrcbaFeznNE9arWbi3MbqDEXBpYN9oKzMyLfi2DPrJqzudAVss9Ln66XSR7UtMQBU45UVs

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.