Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,578,468",
      "signature": "0xb1103c71c843c9c69c6f5386cea90e2de4c4259720aed74c8c8d585c6fd0cd740444bfed129ea68697ded21936d5f14b",
      "randomness": "0x8e4a25ed7483c74e9517673069c18b590e383128f9c0985db15e1fafe3dd720e"
    }
  ],
  "blockNumber": "7,414,953"
}

{
  "Sr25519": "0x100ba012ba5086533000778a098c7d6669ba24fbdd618be50d3e5a98fb7f7b59c3a29702742d84857f0e5d176791427c3c42dfdfc8eb5cddcb63f123647f958b"
}