{
"$schema": "https://example.com/schemas/ConfigureBitGoHotWalletSignerMaterialBody.json",
"hot_wallet_signer_material": {
"coin": "string",
"keychain": {
"encrypted_prv": "string"
},
"prv": "string",
"wallet_id": "string",
"wallet_passphrase": "string"
}
}