Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,546,685",
      "signature": "0xaa6277e8d81a539ce004c8a602249d1d9c530dc4d7d2f466a59019e9454dfa080fb4ffb7ddec62502a2dff6e7bfd974a",
      "randomness": "0x71969497b764e07a129703b7b4352e358626c5c7f45f7093001b013d2a65ef17"
    }
  ],
  "blockNumber": "7,407,007"
}

{
  "Sr25519": "0xc257719a857c8a58bfa69f7eddbca418faf85bd39147278014b4dd355d18807ffcdc754d6df23daf13b679b5f5177a9335715a1ca33f89e8e195458ffd2b188d"
}