The rules for DID Service Endpoints are:
Various Example DID Service Endpoints:
{
"service": [{
"id": "did:example:123456789abcdefghi;openid",
"type": "OpenIdConnectVersion1.0Service",
"serviceEndpoint": "https://openid.example.com/"
}, {
"id": "did:example:123456789abcdefghi;vcr",
"type": "CredentialRepositoryService",
"serviceEndpoint": "https://repository.example.com/service/8377464"
}, {
"id": "did:example:123456789abcdefghi;xdi",
"type": "XdiService",
"serviceEndpoint": "https://xdi.example.com/8377464"
}, {
"id": "did:example:123456789abcdefghi;agent",
"type": "AgentService",
"serviceEndpoint": "https://agent.example.com/8377464"
}, {
"id": "did:example:123456789abcdefghi;hub",
"type": "HubService",
"serviceEndpoint": "https://hub.example.com/.identity/did:example:0123456789abcdef/"
}, {
"id": "did:example:123456789abcdefghi;messages",
"type": "MessagingService",
"serviceEndpoint": "https://example.com/messages/8377464"
}, {
"id": "did:example:123456789abcdefghi;inbox",
"type": "SocialWebInboxService",
"serviceEndpoint": "https://social.example.com/83hfh37dj",
"description": "My public social inbox",
"spamCost": {
"amount": "0.50",
"currency": "USD"
}
}, {
"id": "did:example:123456789abcdefghi;authpush",
"type": "DidAuthPushModeVersion1",
"serviceEndpoint": "http://auth.example.com/did:example:123456789abcdefg"
}]
}