Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,542,544",
      "signature": "0xa9c9f7924aaec24e0783be35866844df418f019dadc954475c16a0e6dcd3b6119e1891f6a85406b41dac0cf9eeb8c152",
      "randomness": "0x58ebfaf6825c495d7c2520e0d1ac58be08d4f45b077e220f50ab4e793a6dc715"
    }
  ],
  "blockNumber": "7,405,971"
}

{
  "Sr25519": "0xfec8dbdbc3c4e1c6e19b2c6191792010e432859a84f00208d948b8ccc8af3273d5c653bfef54c7179df50e2adf462bc1dbf9de9ed1e2fbd3644428aacc4ce38c"
}