Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,573,445",
      "signature": "0x8a8e170596d3bb0e8a2b27a03cd3bf1602b1bf65d6e0034f64ae5480553689e294a8106b6485c88ec3e19fdf66950c25",
      "randomness": "0x30582621344f82394a891a3d43a93be3152979fab6d27e3db0d12be7221775c2"
    }
  ],
  "blockNumber": "7,413,697"
}

{
  "Sr25519": "0x9a0943e396dc0c5ed669861050dfd5090c13d46c105c7239d5640c7d6d160957a82fdddb5e4cd820f1ca58dad899f810aca629ec365dc6baf98f9609018c7787"
}