Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,567,904",
      "signature": "0xb7ce749d739fc5892b64b399a69f52fd927dc5062a72fd7f9090cd8433e77601a5c88c3275d5549799eed49ab39e80a0",
      "randomness": "0x6297f28dd8d24020ed6787157531498652701530edc6f09456a8a245910645d5"
    }
  ],
  "blockNumber": "7,412,311"
}

{
  "Sr25519": "0x168e7471e20171e351c34a9b27d12544092a4c99344609321d3a3f5449e9a22f5e152fddd2be0f35a2410f054ab1653d137fae99ab9ab6b7e13b31bf897afd8e"
}