Transaction not yet indexed

mPh99GkfrUEKo2cYVS2f28MrSiGC3NLjmBpRmZHgNLK2eLZAYpZrgpKicFSkttiuQTYBUv7aUMvdCdNSKLScT7b

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