Write Pulse

{
  "public": {
    "Sr25519": "0xde911df17530881f6f78d47c30be638b40e90a72d4ff77b4afef90f773e53134"
  },
  "pulses": [
    {
      "round": "25,542,197",
      "signature": "0x8f03a4f8a4243457a578601edfc92427e7cc05ccf1bfbc6b2aa3f8feb7693d543d60f070d05abac7ed96aff90e38f1d9",
      "randomness": "0xf6956c23ff781098c296eba4db7ec6507783d191fd6cad0549008939be2fac79"
    }
  ],
  "blockNumber": "7,405,885"
}

{
  "Sr25519": "0x50bc230c2443a04b0dc67494f5dcfee7db4dafff97396165d2212bbc1383f27205307e338e530f973af5bb4ec7764d72e24e8e6563b2e33f0fd1851c87839e8b"
}