Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,659,575",
      "signature": "0x8e54ea363af5440c574a33e7e175a3b028d62b2433405f72631ac4c5b1c741e69d15faccf12c5d98c5245cf73891bb6a",
      "randomness": "0x99567e65b7675042c58fe0105f27354d8360ddecb8ce70513190a4e69dcc074b"
    }
  ],
  "blockNumber": "7,435,198"
}

{
  "Sr25519": "0x54441d937564f2c1b97caa64556f822af74242a3f44cb647eb1ea9acb78adb107a375fed0a5eb2bae2c0795ddb49966e25980ed611a34649a1d5dd2478580f8c"
}