Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,549,841",
      "signature": "0xa2896f17591f699dd4ce79e1225deeff1dda8e805cf5dc3ac7ebe93ac390182b4d7dcac373fb2ce7cb8a91b35393254f",
      "randomness": "0x4e48f639402f953c96ab62d2e54361d89046f36c263674deb7604180474bbaed"
    }
  ],
  "blockNumber": "7,407,796"
}

{
  "Sr25519": "0xe02b9f976e12204c4f0a0f60b22592d91b5f9c4788c0704837b3225c63e0e761fa9aa7a63df5c73e78ff98a124c95b813bd1b7d2aa54ebd2282d871302f67880"
}