Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,579,911",
      "signature": "0xa86e817526ef8732e233af25fce294a2d2be1ff1479ef1fe413ceeec759de65e69ef615f666abfe91d24388a06913a96",
      "randomness": "0x480a82a590a94f220d2df5819e1f49690c0c57d17cd194c1640d62c52853ab97"
    }
  ],
  "blockNumber": "7,415,300"
}

{
  "Sr25519": "0x1afa9277c058453d72a8a3a1147b8189664296e3651c0bae5c0a5f58d8684a07c187806112224723fa5c9f4cdd18a96aa77983318e95f0391c2c0dacd4efc382"
}