Transaction not yet indexed

55U1FfKw2gUNjEVCMiiX4fyfvSwu87GiT59vhvW1dbG15axtfr6rw5qApPFZqQEV4n2o5kYmTcdqKHD3iyPi9pQc

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