Transaction not yet indexed

21xfCCaZKgv79pKaZHqkyRNqvjVAGoaa4P8mxBPGpfFS2gUzPLUgRroGWeqM2N3jpr8BZwnfm3w3tfX5rrP8ZZaU

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