Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,579,196",
      "signature": "0xa2d9bd502cbee337e65509b02d98f22eb028e63ce36ce9f0e339e0c56da3a3404358aaefc490ed7649659475b01788a8",
      "randomness": "0xc52127981a665787dbd7b4b9384ec39c911095461d11d10512ad2204c52d0099"
    }
  ],
  "blockNumber": "7,415,122"
}

{
  "Sr25519": "0x321f673c5a05513758274c4e8c54f0d4435d16152d6c15954da7e550e4d57176629d09009a5e08ef781ab4ade196a588e59545143fde37a87a1e04bc25a5be89"
}