Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,645,210",
      "signature": "0x966f4b487f60f7cf1ddba7ed3dae94691f44e0ab794266b336e431880290f5adc36f66f88adece5577cf848e610d31bc",
      "randomness": "0xb4200d8a023a6a7bc8f0fb0ddbe28437a20cc7dc4ec2bd3ae0cfb7b1573d5be9"
    }
  ],
  "blockNumber": "7,431,607"
}

{
  "Sr25519": "0x26bdab50a8982eceafb5f3ac6b44015bb00676c4824f97ee4c5e0d37590ea4794ea47f81dc641acfef55cc7b4204b6b284bed2c71d973b6e40a8573ea54ec18b"
}