Transaction not yet indexed

ZMR8PcVLUnyRWPESYC4JPYS5qDj8tpPhb6av6hJMPhFDEXq1tUzw9o3XCwyHk9RXNbrcWTjLVt4gwMfDbRAowF6

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