Transaction not yet indexed

RMtEUmUqSWczJccaMC3PXAWjmVj9TDvgqnHLNvTp1Hsn2E2T14ESGEXLdYMQRHQ6SWGyApZzYuXGafpxkhGJWvQ

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