Transaction not yet indexed

53LfaPRbR9aKb3qm1W24fDpii4Zo7n3MVBjpntQEjeHeh8U6xQ5zTSMR2EpqW8BiFgyHFvjdz4nggQVQoVR8RGy8

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