Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,551,469",
      "signature": "0x8a181338076719f3760c723964aba83f3a319c3fa7b20f0cffafdfc63155a90a46462663eb26c07e72aa2bda53f4254e",
      "randomness": "0x9379d4dbf40e19cbddc2a3eb08e78780268ac0ea6ad3498958836753e8c0385e"
    }
  ],
  "blockNumber": "7,408,203"
}

{
  "Sr25519": "0xa43e9882e534b55c06bad3590150189e7c431a0c1fe245367f03eafb35b81b20cf4cd8449e86004344b2e5f154e15ae09ed8e626a3ed87164423cddb02a18488"
}