After unblock can send message

given: "Alice" created an actor on "banach" called "Alice"

send.Alice.request.create_actor

{
  "base_url": "http://banach",
  "preferred_username": "Alice",
  "profile": {},
  "automatically_accept_followers": null,
  "name": null
}

receive.Alice.response.create_actor

{
  "attachment": null,
  "published": "2025-12-19T09:51:53.669962",
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    "https://w3id.org/security/v1",
    {
      "manuallyApprovesFollowers": "as:manuallyApprovesFollowers"
    }
  ],
  "publicKey": {
    "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA#legacy-key-1",
    "owner": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
    "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm0tTDtw+6uELW3LuLcbk\nAx4dNzds66rWpCZrgJgX72aZjflcDIN3t55SAfCyfiUBGsQ2Tt8I1MmF5ZHNqwnC\nyIWEgoEQ2D99aReqbBnzSU6kxFm4q+sRUNWKB2KshFM2y3/gc4G7zPGPNH+BvpsB\n7Rkli6A54sdfSQ9tSoKKmTdfG0cox3DHzb2dWNwofqyJrv/1rf2goWJReXzagnJ5\nBpI6dsZ/0FB5iLKM3tOkvcEJV6G9O7HtkaAfi30xh44i16iRWSVlg8lOWXvJQemo\nf6mMcfy+/qUE1cWdsaD3SboiUfbBDMt4hdgpxGWQ/5gujoq+EYGmBJiVtjokzwey\nrwIDAQAB\n-----END PUBLIC KEY-----\n"
  },
  "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
  "type": "Person",
  "inbox": "http://banach/inbox/PhHhVpWLY74Uc9DP1sNVVw",
  "outbox": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/outbox",
  "followers": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/followers",
  "following": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/following",
  "preferredUsername": "Alice",
  "name": "Alice",
  "identifiers": [
    "acct:Alice@banach",
    "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
  ],
  "endpoints": {
    "sharedInbox": "http://banach/shared_inbox"
  },
  "manuallyApprovesFollowers": true
}

given: "Bob" created an actor on "banach" called "Bob"

send.Bob.request.create_actor

{
  "base_url": "http://banach",
  "preferred_username": "Bob",
  "profile": {},
  "automatically_accept_followers": null,
  "name": null
}

receive.Bob.response.create_actor

{
  "attachment": null,
  "published": "2025-12-19T09:51:54.612488",
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    "https://w3id.org/security/v1",
    {
      "manuallyApprovesFollowers": "as:manuallyApprovesFollowers"
    }
  ],
  "publicKey": {
    "id": "http://banach/actor/k912T10ELzaU79RxkUxbxw#legacy-key-1",
    "owner": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
    "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArp6Wk5voeIsQ4C5eMwDO\nSCP1IoQhtX9R/vvHB1NyZQwT7cZ137hUgGN/cvLKgGuRh+jaTBluKAKYIQhbUXli\nwwwN1hnTgKi6BEgL0EMjd8a83fSpsbgZyBNHzj0DJ0S1dZet4z79H02NTi6c5rqA\n/LP9UXeiAxBNOOzsU+nOGhkscxvE8WdEU4+N7qLOsMj2k6JKuyAdsDTC/eALS73Y\nyVBLGKhCXiVWw7TuizXiMxFg+nxT4NuuKOW6vzgpkwkSsJFCAWcs8rH8EgA7dhV1\ngCgnZalzKYH+dHfudR8rW4MtqjMtYPKv5xvwm/3AZolSBRhLZqAUdF0xh3e7uJZR\njQIDAQAB\n-----END PUBLIC KEY-----\n"
  },
  "id": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
  "type": "Person",
  "inbox": "http://banach/inbox/J1uRd5tR2DIf0FAjOJa2DQ",
  "outbox": "http://banach/actor/k912T10ELzaU79RxkUxbxw/outbox",
  "followers": "http://banach/actor/k912T10ELzaU79RxkUxbxw/followers",
  "following": "http://banach/actor/k912T10ELzaU79RxkUxbxw/following",
  "preferredUsername": "Bob",
  "name": "Bob",
  "identifiers": [
    "acct:Bob@banach",
    "http://banach/actor/k912T10ELzaU79RxkUxbxw"
  ],
  "endpoints": {
    "sharedInbox": "http://banach/shared_inbox"
  },
  "manuallyApprovesFollowers": true
}

given: "Bob" blocks "Alice"

send.Bob.trigger.send_message

{
  "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
  "data": {
    "@context": "https://www.w3.org/ns/activitystreams",
    "type": "Block",
    "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
    "to": [
      "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
    ],
    "id": "http://banach/actor/k912T10ELzaU79RxkUxbxw/04f35c0b07564374",
    "published": "2025-12-19T09:51:54Z",
    "object": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
  }
}

receive.Bob.outgoing.Block

{
  "data": {
    "raw": {
      "@context": "https://www.w3.org/ns/activitystreams",
      "type": "Block",
      "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
      "to": [
        "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
      ],
      "id": "http://banach/actor/k912T10ELzaU79RxkUxbxw/04f35c0b07564374",
      "published": "2025-12-19T09:51:54Z",
      "object": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
    }
  },
  "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
  "event_type": "outgoing",
  "history_id": null
}

when: "Bob" unblocks "Alice"

send.Bob.trigger.send_message

{
  "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
  "data": {
    "@context": "https://www.w3.org/ns/activitystreams",
    "type": "Undo",
    "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
    "to": [
      "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
    ],
    "published": "2025-12-19T09:51:55Z",
    "object": "http://banach/actor/k912T10ELzaU79RxkUxbxw/04f35c0b07564374",
    "id": "undo:3bd4083c-b80b-41ef-8198-f3ea5159113b"
  }
}

receive.Bob.outgoing.Undo

{
  "data": {
    "raw": {
      "@context": "https://www.w3.org/ns/activitystreams",
      "type": "Undo",
      "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
      "to": [
        "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA"
      ],
      "published": "2025-12-19T09:51:55Z",
      "object": "http://banach/actor/k912T10ELzaU79RxkUxbxw/04f35c0b07564374",
      "id": "undo:3bd4083c-b80b-41ef-8198-f3ea5159113b"
    }
  },
  "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
  "event_type": "outgoing",
  "history_id": null
}

when: "Alice" sends "Bob" a message saying "howdy"

send.Alice.trigger.send_message

{
  "actor": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
  "data": {
    "@context": "https://www.w3.org/ns/activitystreams",
    "type": "Create",
    "actor": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
    "to": [
      "http://banach/actor/k912T10ELzaU79RxkUxbxw"
    ],
    "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/fe598423b1376936",
    "published": "2025-12-19T09:51:55Z",
    "object": {
      "@context": "https://www.w3.org/ns/activitystreams",
      "type": "Note",
      "attributedTo": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
      "to": [
        "http://banach/actor/k912T10ELzaU79RxkUxbxw"
      ],
      "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/cdd0937a7a1728d1",
      "published": "2025-12-19T09:51:55Z",
      "content": "howdy"
    }
  }
}

receive.Alice.outgoing.Create

{
  "data": {
    "raw": {
      "@context": "https://www.w3.org/ns/activitystreams",
      "type": "Create",
      "actor": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
      "to": [
        "http://banach/actor/k912T10ELzaU79RxkUxbxw"
      ],
      "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/fe598423b1376936",
      "published": "2025-12-19T09:51:55Z",
      "object": {
        "@context": "https://www.w3.org/ns/activitystreams",
        "type": "Note",
        "attributedTo": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
        "to": [
          "http://banach/actor/k912T10ELzaU79RxkUxbxw"
        ],
        "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/cdd0937a7a1728d1",
        "published": "2025-12-19T09:51:55Z",
        "content": "howdy"
      }
    }
  },
  "actor": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
  "event_type": "outgoing",
  "history_id": null
}

then: "Bob" receives a message saying "howdy"

receive.Bob.incoming.Create

{
  "data": {
    "raw": {
      "@context": "https://www.w3.org/ns/activitystreams",
      "type": "Create",
      "actor": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
      "to": [
        "http://banach/actor/k912T10ELzaU79RxkUxbxw"
      ],
      "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/fe598423b1376936",
      "published": "2025-12-19T09:51:55Z",
      "object": {
        "@context": "https://www.w3.org/ns/activitystreams",
        "type": "Note",
        "attributedTo": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA",
        "to": [
          "http://banach/actor/k912T10ELzaU79RxkUxbxw"
        ],
        "id": "http://banach/actor/5aLx1fzn0d2EZPo2v0E3IA/cdd0937a7a1728d1",
        "published": "2025-12-19T09:51:55Z",
        "content": "howdy"
      }
    }
  },
  "actor": "http://banach/actor/k912T10ELzaU79RxkUxbxw",
  "event_type": "incoming",
  "history_id": null
}