Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,555,230",
      "signature": "0xa76aa99b47065bb97c36cd620979561a6cc9d0e8e43657aa607cb2f920034bda09eda2e2893f1dad171424d040343a4d",
      "randomness": "0x17a194c4c23c973b3dce2d1f8d42a13fd954e9ab6c50acef18a4a60031698585"
    }
  ],
  "blockNumber": "7,409,143"
}

{
  "Sr25519": "0xb6f1da8e82eec79b9c4ec9c3a76d0cc1a2a46dac3be36b4e36b69783e44fa14b390107f726ffb27b47d336bbce10d05609529e35447fbe7d5baeb560472afa8e"
}