Sample JSON. You can edit the below JSON array.
Change your data and click the below button.
(For the Viewer to work correctly, put “image”:"" in third place)

[

{ 
"description": "Say | And get NFT | Learn more at https://say.0xbt.net", 
"name": "SAY",
"image": "https://say.0xbt.net/images/say_5.png", 
"chain": "Polygon",
"contract": "0x0607e95c67681566549318669d0ec8fc4cdcc871", 
"external_url":"https://say.0xbt.net"
}

]