Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,609,406",
      "signature": "0xb527c57f526d3f7facb254cdcdc0b10748663a3f31d8b5f3dc7ac52062a75eb21fc7c2430593107da45c4af123b9436c",
      "randomness": "0x98c041047545093d624620fbc92dcd1d009491d8196a7bc03aaa431c46766b5d"
    }
  ],
  "blockNumber": "7,422,668"
}

{
  "Sr25519": "0x66410e7669b571953e3d2ed40b3d602c22472a023c3fbb451723786c333b674df1ee12236aa42afe560e8e7e722ebf9a95d1515c969fa3ffd9e61e73d4c4748c"
}