Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,669,537",
      "signature": "0xb9ca1f7d68da99f5f0bfaa7d4f476ecf6e3782807a437973d377e22487c4782bcdf2522c6456b72a49c555f05e1f3b7e",
      "randomness": "0x2ebc195c320be32dc7bbfaede5b2b9a1ac13b993cbaa10bc72118e288d95200a"
    }
  ],
  "blockNumber": "7,437,676"
}

{
  "Sr25519": "0x1e0fec55d2fa943db323fa350113b7297b5d4f7c0c295704c6fd4e485e7afe5ea18cec1bc827dca938a04c4e6a51eab6fc41383f0684b98e83f8c3d2b84c4089"
}