Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,550,885",
      "signature": "0xaf4ca35d403c4e7c807322769b88d9e69b3341de99b7af7d8e30df49cccb780ab897e1ba90dd7e4029d1a3eb53c05fce",
      "randomness": "0x40890b75ecaea7a6d807459f99a2dcc15e9cc811d24000c0504ca7b165e27212"
    }
  ],
  "blockNumber": "7,408,057"
}

{
  "Sr25519": "0xe48ea9e1a6cc136ea7a0c800c4159d6d6f0879ed06a129d22ef801d4ca35f474c7af0d68e8d167dd69384e3169f03706b26a036e1f4a2b7c7e4d8d5a0736d282"
}