Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,353",
      "signature": "0x8b7e39f51de1fbd9205fcf12adfe9142caa62256944bdd98af0528def420e2d616efeb351c6d431c2f8938f3fefa573a",
      "randomness": "0xd282fd42480f354e2e3929c61b2ea60683f8d25adaa719a9c8a4c69160db1171"
    }
  ],
  "blockNumber": "7,408,174"
}

{
  "Sr25519": "0x8ea45877f89a84c02a360c7856f956a27b8e682257be8024bf9ca51a4a37bd4cceddf2d80c8b53b321d81b294d621524aa43e3caf5bc33689782dcdf2531e48e"
}