Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,568,640",
      "signature": "0xa6bf16cec340735efe6d02b9b86ca9a71b388acd9556107833140e0b37192af4d69717523688bc51f77093c65c7f3773",
      "randomness": "0x1a758409df5dfe1d1415b32870eec386e8f54cc7e54e855990d982d2ac4f2c63"
    }
  ],
  "blockNumber": "7,412,495"
}

{
  "Sr25519": "0x18499b603e8202c1f488b17b9fb398fdee778cf66dba643d9c49eb5b7dc0893ed9ec4aa6dc1f01be22551d8cb9dfda7feb57942e6c16c8547705d51acdfa5e88"
}