Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,665,966",
      "signature": "0x98f96abc6edb7387b2459dd799612710585eec0ee3665fcec56bc8375f6113579b1b09c288facf8bda0933bad83a3309",
      "randomness": "0x61d417544bb5f2afd050532f68677e66d6f695caac27ce9710b8fc244c1620b3"
    }
  ],
  "blockNumber": "7,436,783"
}

{
  "Sr25519": "0x940a90bc68141dc0e144b942e6ec6c492e509715cd2400785d3055d7c02eb537a7553f6e84937249bc31474995073a062a615f9fc16914d44852d7481d6a2183"
}