Transaction not yet indexed

mPtSMErEfUmH4eZrdgtZpPUwx2bEHbR291scoyLKoS5uc4pDnW1kH3dtBEoitcx8x64Mv6mHApmcrY1Ro6SjnqK

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