Transaction not yet indexed

MThkyisxUwRYKGYib9mAkGs1HSV77YRHXpYLkQqLSqLDFKWQu3ZsxFBmMeWedHzm8EeeRp4TNqE6L2HqYfrrmMK

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