Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,621,350",
      "signature": "0xa02e9404495a840a3f4a4308d16a7128b7b219b61ed58ba4e8825dd2823ce4af0e46bf873433b34d3c1dcff95fbaf40c",
      "randomness": "0xd90a58aeca9e78c7e49f91ab98f366d3d99d01b1f55753cc1cf248202e16fc0c"
    }
  ],
  "blockNumber": "7,425,653"
}

{
  "Sr25519": "0x12f230850e41125ca6095a354b13256ac553457bd2d48a3942c5f953fc41b642c8bd61a79db1738966fd34bc8fad6af28424818fc6c0bc5b16fb749019c2428d"
}