Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,544,349",
      "signature": "0xaa572979b5f4d7f92654cf568e374ef00006d56e1cd3d7dd726fb6cafeba1a605debe55756a75875478b1f9866c65292",
      "randomness": "0x496b6f063c7a821b5241fa685024455e5f5e2e25c98639f62af972d23ef5023d"
    }
  ],
  "blockNumber": "7,406,423"
}

{
  "Sr25519": "0x6c91cac36c31752b639b2c69cc48c99c808baef4b6bb87a6e3fc86cdc2df655103688c6372f8fa6e5ae72618f66e2a7d9cefda3cabc1e8cdb227815e0de7f087"
}