Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,545,440",
      "signature": "0x977945678b4f2bccb657620e6b359d6c708d7d7263cc10c8544fd2fd70b0588c66f46d99617f25e2293dbee21effb14e",
      "randomness": "0x9336351fff3b0872fb181eb1a1c759db31be8370245aa24f6cdd30281343a7c5"
    }
  ],
  "blockNumber": "7,406,695"
}

{
  "Sr25519": "0x8e675018c58bcd267be7eb93b8af196531d7d9dc1f14f5e6d4a7de61d518754089f4352a083c11eaaa9fc1e24e27fcc88f329076ed0e521ba3a7fd4ef3875b8b"
}