Rich Nost on Nostr: what's this

{ "id": "1d487bc061aa4a5d12347cfcd0dd80da865c34f930bca71c3b25725ac8d3df4a", "pubkey": "13bc95d921c8b6b26cf35494964daf86f9312fe50924483d266827979d80897d", "created_at": 1792716089, "kind": 1, "tags": [ [ "e", "f9ff760f8f490708b6754d4896779dc45ff0e9264a8c1867ccfa8175186ba92d", "wss://offchain.pub/", "root", "1afe0c74e3d7784eba93a5e3fa554a6eeb01928d12739ae8ba4832786808e36d" ], [ "p", "1afe0c74e3d7784eba93a5e3fa554a6eeb01928d12739ae8ba4832786808e36d", "wss://premium.primal.net/" ], [ "client", "Amethyst" ] ], "content": "what's this", "sig": "596648e1eb30f52981a993f6072587e1268c832f4c10379c34cbeba07d95daf5202aa509e91a3796d9a2e62992b8fd83b8a57bc45f5e295f1532975a877d56b0" }