Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,613,871",
      "signature": "0x87358f6765ec57519ac54ef3d3ee7459e285dd23a6d12c758c6286cb33023bf6f1acc975f07383c9f87b80d4a0cff735",
      "randomness": "0x8b4b621353cc5f8d9dd40fbf877c8a19197d456e237f9594ff656eca7ab57007"
    }
  ],
  "blockNumber": "7,423,783"
}

{
  "Sr25519": "0xcc2eaf68223988d93673259c6516d1e64e6df24cdee03a11ae66e4fc71a81573feba5fb453dc423a8149abd688762a889bd92b649339358324216f9f2f196d82"
}