Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,576,571",
      "signature": "0xb9869f80f4fb050f9784f24e470633dea3af110d449bb6d9e66663eb83c29d856ef6948adc308a51f0bda146bd60950c",
      "randomness": "0xfeb1bc0de831c38c85112c20fddd011ce7e3722a7d53838f27213640237117b3"
    }
  ],
  "blockNumber": "7,414,478"
}

{
  "Sr25519": "0x3490857877c0ba05f5ae5205dd9f4f8aabe632944a1e6a25e46d0c184da3de3716fb60f222c30f5ff02456ec9fdefd58e1b260ba2e957da8253e52bbce091c87"
}