Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,578,790",
      "signature": "0x9338d791240bd9029842c09b962a46ea8b32237b02061fffe5866542d40df456a9ac5df081e001de2d58e5efe5f8b21d",
      "randomness": "0x4a213495b43e31332198445981ebe4b1e4f937561a82648ee08958f01d03c04a"
    }
  ],
  "blockNumber": "7,415,033"
}

{
  "Sr25519": "0xc28be162e62bc7b79fc54973b7249fb314cd04a038ef42bd8662de6531826c6a2ba49b6ecf4cc33effbb3ca66769f3c8a651a99401c08b48cac715146e5f5f86"
}