Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,633,419",
      "signature": "0x80c33ccc5afc61c39ab2384ab92b64325e195374b2807e39e773147c4990a89a0e42b4e70f07036e06f1a148104d1518",
      "randomness": "0x30cb74870f71da429a3709c1fae8d3b00d32f0d02d272c64246791be251fa5a2"
    }
  ],
  "blockNumber": "7,428,669"
}

{
  "Sr25519": "0x9632105eed5fcc169e82e6a974316126b700631736112968cc12bca8816c4a5366c0f5bb32670c8f8718b0c1b30bfce4ad51af1d6272b4be834b0bf10e3ddf84"
}