curl --location --request GET 'https://api.falken.ltd/api/messaging/keys/'{
"userId": "string",
"identityKey": "string",
"signedPreKey": {
"keyId": 0,
"publicKey": "string",
"signature": "string"
},
"oneTimePreKey": {
"keyId": 0,
"publicKey": "string"
}
}