Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,581,571",
      "signature": "0x8052e9a8bad753da89ba264ef979b8ecb99748c0a693e4a2ae55505ebd414ab8657248d88aa89d30d254d837841b6e67",
      "randomness": "0xf170d6406ae87074d22696aa06e6ab09c134ce00cfe42b4f5d6355735cf7a0cc"
    }
  ],
  "blockNumber": "7,415,715"
}

{
  "Sr25519": "0x7015768fb486386e94e9267e893cbd4da537838a06d3525af24776d54e97945c98a1222d9aef40d07bbacb852c1a6e0c3f17b533fdaccdc091a7f0b9ca75ae80"
}