Transaction not yet indexed

55NGrAKzdcED7xG62iYdxzYN7tR4zDpSq6yeuLqSgF2BfzmdQQbBqSaHPTWMdXPoPUBHptNKBwwWwqR8NkCQ8Xmp

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