Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,552,486",
      "signature": "0xab67427ef61bc68162ea5efec854ac8cb861942c06a2d0c7a7bcb345bfb3a93678e8c8b330b58a18dcfc0478cc0b7074",
      "randomness": "0xfae1a9602fa7c35aec22cf34b3f448d94f6c6b383cb8071b2d1f786894854b7c"
    }
  ],
  "blockNumber": "7,408,457"
}

{
  "Sr25519": "0x16710262309baad8f9d41fd1fcbfefdf6ddd6fa9d38de47ef5548861d6712232dfb0a6e5bb02f89d0d1fb7942c5a211684387cbabf88157f6245d034e03a938b"
}