Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,576,829",
      "signature": "0x8535749bcdcb08bd4320b5039a874922a7b0d7a318761e6203a1a040052838b25742d0f907a8f8e8efe1fc8ac77e28e8",
      "randomness": "0x6c27b9b7ef43c7091fa5bd40af81678619671cf6d60a93310e23e6301d171092"
    }
  ],
  "blockNumber": "7,414,543"
}

{
  "Sr25519": "0x4a7b0ff9e5aa5516463d69c981bf1b78b895149125c79990bd8f90645e24fb255bfa82f840db946eaea27dd9c98c637069ad29915a3dff03050898d0cca35b82"
}