Transaction not yet indexed

mYttZZi3teqHE19PvfJhQjTPYRQ8CoxWQkTfD2ChFssSTM2os3SpEvh9SvE4LzMpxRH3dA54NNe6LhwgvAMPkqK

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