Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,547,608",
      "signature": "0xa4969765947ad61371cdefd778b2b6281afc4a243a03e3467aba133a24acd1e12ea0583150634cd82ac6971aff1d4da8",
      "randomness": "0xf6d60d977fdd7541e385ca8c59bcf1415b5808343c6cc61d928da785f3ebc328"
    }
  ],
  "blockNumber": "7,407,237"
}

{
  "Sr25519": "0x84c7e9ec529fd93ba7e345653cad7815a6c5a84009b21512bc120039f744f71138ed0306c54466c3ce69ef215e5072cf74a1cd6fc6f297ed3401900ce98bfe83"
}