Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,213",
      "signature": "0xac66b975393cb72e9f6d94598f6443ff05688a7d8dde0e805db565545932713daa6ef6613793392e5164e85852afc8c2",
      "randomness": "0xe37d4f928dc15338715c6a3f5e74cdbd390ce25609afc3fc34ab7bc576406b22"
    }
  ],
  "blockNumber": "7,414,389"
}

{
  "Sr25519": "0x869bb65f65e850429751b0d18d995cc7fbc9c8168557c07931736eabfd21e95de7117d453c5b6d85ac97e021c64fe7a8da416773482de75e39118aff0ea2a287"
}