Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,552,844",
      "signature": "0xa506d6b22635a94eff93e39d5fa7ed4b25a53e0132b94c21f921f939aa70dc3075768b286259360208f742f36f5adfd4",
      "randomness": "0x3344ed65db711b5b9df47750e8b79675c7f2ff4a285ba25c363240680904443f"
    }
  ],
  "blockNumber": "7,408,546"
}

{
  "Sr25519": "0xe6a4a8a4d49762462cf05e4d0e139fc48ec9ba37e79a5e71d42a3f5517ca9a162f1de32ccbfa40ff6d7eeb26779bbe623d73e233b174bebb9e53898231760789"
}