Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,543,359",
      "signature": "0x8669af648e21a4d6ba888f52ff8d27ac7178ce23109cdb269439201dfba8d271162819e7722d1741964c2abcf8cbf5fb",
      "randomness": "0xd3bc9e55074c09efe5a012528c906f303c5d9cc699853df969b5d0a604af2964"
    }
  ],
  "blockNumber": "7,406,175"
}

{
  "Sr25519": "0x88f1c08c85b6d5d073d696e2c446de4331d69094649e746585a7d8170d49a9176cbc0c780b3153aa079d40742947c9e17dfa988e721429d0c1909ba02d289d84"
}