Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,674,806",
      "signature": "0x882c4e6cfa29334214a1d6b0aa9d17eb67d10372cc865b2fd197515ae84a2b401669ac89e874be2bcccce60f3fccd527",
      "randomness": "0x64d95299594d94be2813819bbaf664abd4bc23a58051b8fe13c43214c594b8ab"
    }
  ],
  "blockNumber": "7,438,993"
}

{
  "Sr25519": "0x6cbb394451907c533d13792838709b8a52c980bc8d5b873b36db964c02ed0a1efa8a9730a61eee3221e64d40d76dd86464cf76fe2cb73a37202029955b283987"
}