Transaction not yet indexed

AMu8EyFBAAM7vbAjCM7LfyxhzRkjvgfKakLoGT9a2gLhaVFvcmitsiL8qqUGVbwmaxnq2pBbzMycY5zotVrFS5R

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