Transaction not yet indexed

21Uz4aj4RhUya8DMfyU8RzoFMF8DLJABDSLSuY1a8kPmSTR5dugSf3yuTLnfaKm4UYSd12vZtBovQaFN6v7SL1m3

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