Transaction not yet indexed

121cMfaYKHecvbmgBob3WW8EijCCWYBYCTgdPtLuScL7L6ntRtXotLUw2YzEcfkLRGh4Sc5ZvsLdJa7PG6PcED3n

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