Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,540,331",
      "signature": "0x971b2f459a540e934b4228b5cdba597302a5381272b7f6c091e9ec3146395dac69e010e2a8e382f0db50d6e70add7045",
      "randomness": "0xa43b398f49a78429c04fbb2263c64fcafb2f733e3fcab84315a1fce2ae4df230"
    }
  ],
  "blockNumber": "7,405,418"
}

{
  "Sr25519": "0xc0aeb1f28e4b6158ee0f9094570f5ae07d0faf11fcd7acc59caa15355e0c2b3c2ade5cc02ff044283d556c65be188eec1e9ecb361665bb772da45420897a4880"
}