Transaction not yet indexed

MFF8yhk4EC8jAQfFYTqtsL3DL2gXoFaZwuRwMzvxHvhqJ9kkCqktfS2JYqwwz3CthFWV3VQq9wLSCAo7RUCwVEh

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