Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,553,951",
      "signature": "0xa08453ba8a8fcf71aa0ea2c57dab2f4734dc236866682c1ae37d6a811ed93446d664c0e86af34354c8bb34122d8479e8",
      "randomness": "0x0efcd3c6f505c5a454c9163b6edfe9754efe3d25828d14e007690f110e1b3797"
    }
  ],
  "blockNumber": "7,408,823"
}

{
  "Sr25519": "0x20d15f9fbae30eda71bc16b9eefbbd01dada1be94db33bb7052dc2a0efce8c35eab9757a300fd8ad032ecb11538255cfb8e1ffe24ef7914d4a0daad7db87e78a"
}