Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,604,845",
      "signature": "0x88f78781bc8e6b0e0278e9d1a80dca9fd949a94a8f541f896d265ce43ded86433089dcd73b1285804ef371fb1d9a03a9",
      "randomness": "0x11123f4318670b282dc58c121aab6b5a287e98cafb6efda26316079502a95c71"
    }
  ],
  "blockNumber": "7,421,528"
}

{
  "Sr25519": "0x5a66756a617a9be8c1b86efb75e1950c1e858d01f5c5b5664c203ff56874934c25d9f5c2837593e46ce5244fd761572c8602a2bab409f208fde9a8d94b1a7786"
}