Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,584,671",
      "signature": "0xad91f4fa85c064b2b02437371f4d8db92dc0f714bcedcce46d3d40e264ac02b128694b47d1b360e8f47029589c29b1d4",
      "randomness": "0x936926c2f3c31cbd06e952c873c5da604eb970fe97687fe80219b61c006b90e6"
    }
  ],
  "blockNumber": "7,416,490"
}

{
  "Sr25519": "0x2c1834dba110804aab772f5fd9c206b2c0c96ccf4ea0ef3b1e7a2675e600d86ef567a649f7a1996bcd83275a5a9638e41e1df5b25f5d2a5dd3acc6d27757828f"
}