Write Pulse

{
  "public": {
    "Sr25519": "0xd60d31b79daf28dde168bbf981526a123c7c689fe26fc00d924907403ed40023"
  },
  "pulses": [
    {
      "round": "25,546,675",
      "signature": "0xb351f4916a85304e6e0733ca1954098a242877a7999639e7a227a5d8fe0701e2c257be2e1522f9918e64803bc3a71f0d",
      "randomness": "0x88a65eb2d94d88215e18a7f2544518c50e88e6f3a96b9cf50fcf6fa7e8275634"
    }
  ],
  "blockNumber": "7,407,004"
}

{
  "Sr25519": "0x76c2ecf23208a57674f60830ae22f70cfb0d2363ed61708656f5f99219e0233f1acfb79c09c07e9533b2e74e2add5495218b19c5c0e6a6bcacc431b729a8fb89"
}