Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,542,286",
      "signature": "0xb7af67f6bad6edb5ee777cf29332e4292b1af71e422557b520a2f45b79b2435385a3128551c37ac85b228e94a8a6f8d7",
      "randomness": "0xb1a5fd2b51fd255f1da069f457ee29cb0f1321405dcc6e64aeddf42a6655071b"
    }
  ],
  "blockNumber": "7,405,907"
}

{
  "Sr25519": "0x2267120f4d2ffa917ebeec7bcd58a1f762abce19ee79cf32d6fbfc9632c72014bc79db22cb0b11e8d2ab4b3701b5e836b1f91442c6bb68e8ccd42ce95d00a181"
}