Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,572,693",
      "signature": "0x871e41f6f606856c5c93cd45c82a8a7998c317e37ff208206603c0d3226bcf9e19cc6e72412b913c66718262fb929329",
      "randomness": "0x805821cfefee536f07e9bd115d851f9c8df43c1d9d6036e283cb822610e63c3d"
    }
  ],
  "blockNumber": "7,413,509"
}

{
  "Sr25519": "0x8e60f1c58b0692c820932dbe56ce5e020aee6ac2bf02bfb714421f1bba4c427027ec50eb0de79bddf58fb7cffddfc8767ddf19880e7e6be91d706a1549fd9588"
}