Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,580,858",
      "signature": "0xa8b78da0d38bb598df04015604ab22d216a8ed40b8c38156ba8b24c0b7ebc10d1a69984852e3e489712046d35fef25aa",
      "randomness": "0xa8a10e61c4ab69217602476426c1c550125ef9b0d2e41446880f7d052adb0de3"
    }
  ],
  "blockNumber": "7,415,537"
}

{
  "Sr25519": "0x2e1e3df4fa5301ede4099679fb77564d0777455f303f8004685204812963151dcccb09954dd5b98f732dbd79fca4c88082a2e762bcdca1e4f77ed699efe0dd86"
}