Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,568,951",
      "signature": "0x99530c30d33aba884d4d907ac35ee584fd34c450129c494b02f3b5777c7248c65b8ff9388a604e23747e0e759d2d55be",
      "randomness": "0x2a84669794844790b59e8e212b062f7039b26c83e4843b9ea7b26ce522446808"
    }
  ],
  "blockNumber": "7,412,573"
}

{
  "Sr25519": "0x4a6830714458dd5e11372652f44a427f864db6b941e6efe376aa73f27ab2a25ceedd7e5e3e44f33090657729bd358f2725229da5b7c110a47e68029ec9ebc681"
}