Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,607,246",
      "signature": "0x9645af27f59e369f93a52792e3bdb23af0b40fb79678ddc26f89217ec40b8b047fd3cdc944834486c45824118e599058",
      "randomness": "0xb94a2e3eae9535169b8e6aeae5b2a79b756b43cb6e27ba59bdd8cbd1b10044ae"
    }
  ],
  "blockNumber": "7,422,128"
}

{
  "Sr25519": "0xc064b65d40190324272e71f9b311142ce50e056125f009a8404f07187eb11937660d7f8322d5a02acd8c58d3099fc464e196c193edd6ba35af872c090c92298d"
}