Transaction not yet indexed

AM8xpQKERBRtPFVw9amcytBrycBWAmwYuWQpFuKVLt2bncAo6xb8tZqoGHX9WmnhhYaAqUDRhG8LL3To7tx139S

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