Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,554,368",
      "signature": "0x861646da13cb7998cba82ec90e2e73bf9cc3c3af817b60b2fd2b603eda55200c1d11592f276f29a7348ad290c14207b5",
      "randomness": "0xd694bb5478da81eab7671d4cbd56dad93602dcd1fd00a79e860ac2f96232777f"
    }
  ],
  "blockNumber": "7,408,927"
}

{
  "Sr25519": "0x18b40612766753b9ab24f1d46c7b06c21f754b00274baf259c2e4f9f318af579fc06acbb8d0b4af24c32b173b7b6039ea170fd76136b31cc215f8b5f8a30d78e"
}