Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,558,021",
      "signature": "0xb80054871d2151ff3f49998cccbb735c9c57427ca2720e568ced63ccf55d68233ebf7c2463edc28615d625122785aa0d",
      "randomness": "0xee136444e828beb3328d6fdc497b6676c1c4224638bb0204e7944d6a03d31430"
    }
  ],
  "blockNumber": "7,409,841"
}

{
  "Sr25519": "0x144b1793132ed9eac76e41bc1f05b70c3caf8050c5587c7ae7ed59286ad056190f9f9dd0b9408aad44c5e7bd28eed0ebcf24e5c3b010ca3f815c1aee87875487"
}