Transaction not yet indexed

MMLYG7XBBcssLYZHhQjqPWwS11nKGy7nXJtRdV44bfWF28LuQmbMGQBAMzXPDJCQ4C5CDBuu6s2bRT3f2RrJho6

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