Add 2nd workflow for e-Evidence EPOC, in the top-level workflow direcotry.

# e-Evidence Workflows

This directory contains sequence diagrams of the messages exchanges during the various e-Evidence workflows, along with links to example messages.

1. [WF-001-EPOC](WF-001-EPOC/README.md)

1. [WF-002-EPOC](WF-002-EPOC.md)

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```mermaid

---

config:

  theme: forest

title: WF-002-EPOC - Basic workflow – No Emergency - With Notification

---

sequenceDiagram

autonumber

participant IA as Issuing Authority

participant EA as Enforcing Authority

participant SP as Service Provider

IA ->> SP: /eevidence/production Request (Form 1)

Note right of IA: CREATE AuthorisationObject (1)<br/>CREATE LDTaskObject (1..n)<br/>CREATE EPOCAdditionalInfo (1..n)<br/>CREATE DocumentObject (1)

IA ->> EA: Notification (Form 1 + Section M for Notification) (DIS Internal)

SP -->> IA: /eevidence/production Response (Technical Acknowledgement)

Note over EA: Assesses the request<br/>No grounds for refusal are found

Note over SP: Checks if the EPOC can be executed

opt Request clarification

    Note over SP: Drafts request for clarification

    SP ->> IA: //eevidence/correspondence Request

    Note left of SP: DELIVER DocumentObject (1)

    IA -->> SP: //eevidence/correspondence Response

    Note over IA: Formulates clarification

    IA ->> SP: //eevidence/correspondence Request

    Note right of IA: CREATE DocumentObject (1)<br/>CREATE EPOCAdditionalInfo (0..n)

    SP -->> IA: //eevidence/correspondence Response

end

Note over SP: Processes the query<br/>to gather the requested data

alt Request No ground for refusal

    EA ->> SP: /eevidence/groundsforrefusal Request (No Grounds for Refusal)

    Note right of EA: CREATE DocumentObject (1..n)<br/>CREATE EPOCAdditionalInfo (1..n)

    EA ->> IA: /eevidence/groundsforrefusal Request (No Grounds for Refusal) (DIS Internal)

    SP -->> EA: /eevidence/groundsforrefusal Response

else Wait 10 days

    Note over SP: Holds the data

end

SP ->> IA: /eevidence/outcome Request (Data)

Note left of SP: UPDATE AuthorisationObject (1)<br/>UPDATE LDTaskObject (1..n)<br/>UPDATE DocumentObject (1..n)<br/>DELIVER DeliveryObject (1..n)

IA -->> SP: /eevidence/outcome Response

```

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