Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,638,488",
      "signature": "0xaf9e9159cfb5310c8f3108a97c4b341a04e2b56c6f54ae5cca995df34bc4ae2ad106d50abdba375cd80514aa97b3fe33",
      "randomness": "0x13acebd8815905b3210bce6ea8a6d3574064a56e2c1d89d4e8394322619854af"
    }
  ],
  "blockNumber": "7,429,937"
}

{
  "Sr25519": "0x5c0ec9a865e5ba56b81c6d44204a678306db7f335c605ff88d7a8e99050fba569d61a5f879ce0f68fe3a7a85d55be94d26574a9c252b1fae368e8a9b164d798b"
}