Transaction not yet indexed

56hMNZ7QDS2MeTBfDKrknmnoBiqWYzwS3EXxcjhLPLc7gSJnUqwVsNBRqHa2kf3uvFv5Ud5FM281mbgkGH21wFC9

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