Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,569,869",
      "signature": "0xa120b7845ab2696e05aed546172665ff3038b4ccdaf306e0712e0f1d8411096618f1a2e55cc08372e78fa8bc6eebe0f8",
      "randomness": "0x604635ac199ee16af1f0aa2bdae3dab49e99aefd9f23f5003070ef2788af5027"
    }
  ],
  "blockNumber": "7,412,803"
}

{
  "Sr25519": "0x327b4a7ce8ba833c9844acd36438932a0a302d5e650ea924efc3969ec651693690ffe3fef084f92d2e0244e043426c168ecb30004f745281c7083f28594b2d89"
}