Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,553,528",
      "signature": "0xb409c18ccb54837d963e43439c2ed42c47e5eea505f7283f786b7620f6c0d92d14145dd46fbc9c820f8628e9f01dff41",
      "randomness": "0x8e5f60cf594754a0a61195e257a4c6c6776d668d82d4d771c9e978fc4b39b32e"
    }
  ],
  "blockNumber": "7,408,717"
}

{
  "Sr25519": "0x72f9667326e13635579edf20d232601351b7d694064d4a290a0d66694418b64d0f432d52d30624fee19c7b86169885d774f7db9f70eec58d033f26745bf5198b"
}