Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,539,472",
      "signature": "0x90711fcdefd0a82e28f8b45be6be388b571cd7e421c49c5b338194945f33614dfa995ace3c498103c7902236c4b55b5d",
      "randomness": "0xc020a6f30d08e06e140414a2f9c1213915ec9607406e26fc50424ab31c009719"
    }
  ],
  "blockNumber": "7,405,203"
}

{
  "Sr25519": "0x3ab3b565e718e1bdb37a191e723e5bac9dda7882089f162ec3c0759022977b052b43f19dae9efccaba9a318cf8b8f0e845f20fe40835079ff534a1999a00ac85"
}