incorrect participants for reply drafts

[iamdey]

POST http://localhost:4000/api/v1/messages

{
  "message_id": "12ae1907-b88e-484d-988a-d5b63ac1ddfe",
  "subject": "Avec ma nouvelle caisse enregistreuse l'encaissement est un jeu\n d'enfant !",
  "body": "test",
  "participants": [
    {
      "address": "caisse@trouver-presta.fr",
      "contact_ids": ["6cc93d7f-b790-4237-bb65-c102c2140aee"],
      "label": "caisse",
      "protocol": "email",
      "type": "To"
    },
    {
      "address": "dev@caliopen.local",
      "contact_ids": ["d0a320c7-37af-4419-9bb3-149029da1f75"],
      "label": "Jean-michel nom",
      "protocol": "email",
      "type": "From"
    }
  ],
  "discussion_id": "4fbfdf1a38e26bcd466c8ae2d80103ac93cee8946eae5aab1f49e32a87e07630",
  "parent_id": "cf1eeb3b-5229-4846-8205-e90d344f08b0",
  "user_identities": ["3637b0d4-6d39-462e-949b-5087189250b3"]
}

GET http://localhost:4000/api/v2/messages/12ae1907-b88e-484d-988a-d5b63ac1ddfe

{
  "body": "test",
  "body_is_plain": true,
  "excerpt": "test",
  "date": "2021-01-28T07:40:00.970Z",
  "date_insert": "2021-01-28T07:40:00.970Z",
  "date_sort": "2021-01-28T07:40:00.970Z",
  "discussion_id": "4fbfdf1a38e26bcd466c8ae2d80103ac93cee8946eae5aab1f49e32a87e07630",
  "external_references": {
    "ancestors_ids": ["7af37de14807c55ac99890f58e2d2aca@trouver-presta.fr"],
    "parent_id": "7af37de14807c55ac99890f58e2d2aca@trouver-presta.fr"
  },
  "user_identities": ["3637b0d4-6d39-462e-949b-5087189250b3"],
  "importance_level": 0,
  "is_answered": false,
  "is_draft": true,
  "is_unread": false,
  "is_received": false,
  "message_id": "12ae1907-b88e-484d-988a-d5b63ac1ddfe",
  "parent_id": "cf1eeb3b-5229-4846-8205-e90d344f08b0",
  "participants": [
    {
      "address": "caisse@trouver-presta.fr",
      "contact_ids": ["6cc93d7f-b790-4237-bb65-c102c2140aee"],
      "label": "caisse",
      "protocol": "email",
      "type": "To"
    },
    {
      "address": "dev@caliopen.local",
      "contact_ids": ["d0a320c7-37af-4419-9bb3-149029da1f75"],
      "label": "Jean-michel nom",
      "protocol": "email",
      "type": "To"
    },
    {
      "address": "dev@caliopen.local",
      "contact_ids": ["d0a320c7-37af-4419-9bb3-149029da1f75"],
      "label": "Jean-michel nom",
      "protocol": "email",
      "type": "From"
    }
  ],
  "pi_message": { "transport": 0, "social": 66, "content": 0 },
  "privacy_features": {},
  "pi": { "comportment": 0, "context": 0, "technic": 0, "version": 0 },
  "subject": "Re: Avec ma nouvelle caisse enregistreuse l'encaissement est un jeu\n d'enfant !",
  "protocol": "email",
  "user_id": "65c9a607-ac49-4404-9423-3a03b20b9f33"
}

The participant dev@caliopen.local is duplicated : To and From