Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,547,734",
      "signature": "0xb344338413d023166fa9412bfdeee326be8e65100e41517599eb84832ca81083ebbebe3a66a0de9745f3235fb95c48ff",
      "randomness": "0x9ce96d63592df94ecb302139b9d9aea3a37e5d6bce7fb34791d59f4bdf988ee7"
    }
  ],
  "blockNumber": "7,407,269"
}

{
  "Sr25519": "0xfcba8a2cf910623ea4870a858747294a227cbb529fd50168506cf93abb5f9469ebecc3ec07b549dd11e369b9af79542776db58edbe7cf131b67e8e5c96bf1281"
}