Transaction not yet indexed

52isstvrJWiyMDoyBf6hhDUZndf1KGaH3yUQ9mkduVSAExUk4Uv4W2b2q9TqkeimjpNjQU4EdR9tXiR4sumsc1c8

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