Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,556,407",
      "signature": "0xb95d12002b392e4c02d3a911fef665f61e245350d276c25033c000d1f36a19201747c3c5aa8edda5431009a66214bc64",
      "randomness": "0xf8598a8a09bfef7fd6194caab901c5132ceff185d0334a497773ae801113587f"
    }
  ],
  "blockNumber": "7,409,437"
}

{
  "Sr25519": "0xd8620391ef54a8622bfa2c309501a94ef4ee67821d49be46362002875e67d77f2cb63cdb58ba64c820f480506e0315897e576fe3a59e26688a5aff8411758c82"
}