Transaction not yet indexed

MMppq67ENCeqcUVK3vKx1vxruSCjAbhwWGyTsWNBwyH8aE1gFSk9eX1FAtLoi4xcGVAy2msq6akzvKPZmyGvrc5

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