Transaction not yet indexed

53FSST6hwATpKASD3xYCPU9opnYuhpfg21QKeSjhdGzqUVMq59JDRzwPo8eWTKWZyh2PXXZMmYPZdhPLFtmhZUR7

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