Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,578,590",
      "signature": "0x915bf2772e5f38ba5056ae8a9ae3711a0f919f36532a65d0ef81c35075cb2b7cf226aa0ce8dd3766fd31cbfdf95a7923",
      "randomness": "0xd1b8b2fc42ec5494e45d3e8f2a0a39dfa3664b1252fdfd2eb71981eafda40ba3"
    }
  ],
  "blockNumber": "7,414,983"
}

{
  "Sr25519": "0xfafc8e5c8d043c7ed7c8beed2865159453c0a193a6a8d25f93c91dbf0a1dd27b757cdaabc225aeea8904698268886263b0c2817e16e630958da9e8b9d7c8ad86"
}