Transaction not yet indexed

MKzzk8swtQyJYLH3JoHJqVMSkUPaTyzV4VZ2aGAnUsHHkTRWe6KCYKSfFShkcBKqEWitgkDMfpR5ZttvSMdhmhB

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