Transaction not yet indexed

53n6cR4N4RtLovZmHT9x64zftWPhksdrWViWa9KSrmT4e1VqZb9WnPRGdGJhDtJ556vS2o5FGbGU448nmnqi9MU6

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