Transaction not yet indexed

5So9XqPrnUWJS1G5K1u6yxy2w5mnd5CWpi37YLzsMU9fhGxXzox3DUcDXcDK3rZ95M6tvE1cS1bJR1w15e2uRYpk

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