Transaction not yet indexed

21MMSvBznsD2cZBQsWG2YBfrdmZ8byGT8qJfP7AMf4WRNwsQupzPauGcsdTLiCcmsQh1GfMfSBLVwDqfMk3jZ3Pf

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