github.com/simpleiot/simpleiot@v0.18.3/docs/user/file.md (about)

     1  # File
     2  
     3  The file node can be used to store files that are then used by other
     4  nodes/clients. Some examples include the [CAN](can.md) and [Serial](mcu.md)
     5  clients.
     6  
     7  The default max payload of NATS is 1MB, so that is currently the file size
     8  limit, but NATS
     9  [can be configured](https://docs.nats.io/reference/faq#is-there-a-message-size-limitation-in-nats)
    10  for a payload size up to 64MB. 8MB is recommended.
    11  
    12  See the [Frontend documentation](../ref/frontend.md) for more information how
    13  the file UI is implemented.
    14  
    15  If the `Binary` option is selected, the data is base64 encoded before it is
    16  transmitted and stored.