Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,601,250",
      "signature": "0x879a53c2afe7a98a8156ed04df3d3f417d051c80e9ceecdc74c43659664d53ca0c89a58e9c607ca8cf8ab999d9167d66",
      "randomness": "0xd4afc58c6dd7208902ec35576ee8744adfa8517460566b7da329dc303157ae76"
    }
  ],
  "blockNumber": "7,420,629"
}

{
  "Sr25519": "0xb884b43327eb948469d525d701de36da3514af0f4448e92ec896ae5a86a2bb57226f0df6b5a200b33adc20bd63f41c2ecb35893988a4551ff530d093b0d09884"
}