Transaction not yet indexed

MUn1Z4um6zMCuLvjct2KNk587vthCiQMgdrodwXHpkdfGYJvWbh5DHnoB6hUr9C87w8RCcePyxcg77hL4HC3YG6

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