Transaction not yet indexed

MmKB5gtL8ppjsrr8VqYBeFFmTridfd6ht6a6uJs8NLy4ZcNqFr6wH32VzwkEmeD379b13A5iYMcvFiQ75QWEP8e

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