Transaction not yet indexed

55derAmAEMoZzkqe23VB1z2QafxHFDjLjtoAWK8F1j87edyjhJ3XfE3eJsUWpfA4Wsrsfvoru1btj8fVkYQwPqNU

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