Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,548,557",
      "signature": "0xac9d8ab0757d529969ef357ca54a309d106349ffe439ca7c99835763e78c05a8b9c279aa5dfc551fe1c14fbd2286c2de",
      "randomness": "0xd9d8723e5cf93c0390c5f1db68605260ae51739e973884804bf8e97cc958e0f2"
    }
  ],
  "blockNumber": "7,407,475"
}

{
  "Sr25519": "0x50b9ccada136340b91996c8b2072a666b59841a9457cd823b3db937336033217a490b8f713156b03951b6a2f531864657a0cc6703cd85af0bd41ed9cc29f2881"
}