Transaction not yet indexed

21b1Zf3AbYU8cgdPep5b9WX37tNTxUKFdCtb2ULoh9yoo5Ap5pTH4hJEpF4bVMRXoMstpAnQbxYRjb9bV3wjJSP8

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