Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,662,293",
      "signature": "0xa9098e6240966ff1afc9519eb4f50a76ebf7baa0ad41cc4e96660f5f4fa1c1035ca797ffde28c8c96f7c496cb52acc6a",
      "randomness": "0x7d072e6273856549bb738291ef9dd48e6c000568323f6f76fe9ee6a9cab486df"
    }
  ],
  "blockNumber": "7,435,872"
}

{
  "Sr25519": "0x3a0fa745942b7fd8fdb0b1b6bd090337bfb5af2ec06b450f4b581445d7c5ed5cffb0261d640316b75979d3eaaaf66e8975b463b0e0b865873d83018358fcdd89"
}