Transaction not yet indexed

55MEK79DtkNMY45yF6NuLrJG6DRtkAPqqts7bXa2p5iMMnf1RN5wLFyCYbfrmpakbp3A9YD3wzm4qMfNg8qE5RTU

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