Transaction not yet indexed

55UnDVoeLijuFZkFxtsvmHqYU4ywFU2Jcn2DniDrbD8EgwsCnhMcF1CiJKgL4VisqwgzAdqaktrMm2XMB8xaicaE

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