Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,675",
      "signature": "0x971e89c6c1c91f143f2e2dcc52742651f3aa5126c1b9f32b1baa56ea8466cef9f38f64351f5f4ac64f2c5350284aa523",
      "randomness": "0xa3af3c94ef7464a90a0410bc69a3690323a39c34f38baa863f4f5b9b3d658c32"
    }
  ],
  "blockNumber": "7,408,254"
}

{
  "Sr25519": "0xb4f16e6912bf406d77fe7cd98d69fe7fbf32ef058e5619efbb18891747feed00d0d1631e1238f216cea335224a9e91673843b196845752371cd639439a9d3583"
}