Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,581,615",
      "signature": "0x8a8872eef8d4ca52902a0669dcdf20062b413b330212cddf474096f8b94f369181f2155f17e5be34b0b20895c63dd74d",
      "randomness": "0xd0154501cf2c2cc37d18e5ec9135669ba3d97d1498048415d00831e2a0c90cd0"
    }
  ],
  "blockNumber": "7,415,726"
}

{
  "Sr25519": "0x1e3a6f7c82065f52f93b7c80c46705997088fe0659ac7f86cdd706932b0e1f7ca0576ad81e560d1b8ab041f0e647d88a57c8646f0dc924ce214a285e6d897588"
}