Transaction not yet indexed

mPhmpkSKKo9Wb4RpPQpZ56fJ4qTENdJqW4kfrW3Hhwb2ZmL3Sho7dGxofVSrSCWoUbwxzXGk68jPEeR8nbivg8Y

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