Transaction not yet indexed

NkkrwYKbzFTpde2vmXEQ4ePCEA4VjEfa261Gmm2CruXZfbU1Pd3r8AqHrzDoD91SQz5KG8sRCZPLS1mYAgxvfSf

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