Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,639,271",
      "signature": "0x8bb354d3ee4f057e470158b7d0650590b9b507facb4ad92aebf7f1ac66503994cdf5d3b69efd7bfd59ace9cc4cd2f98b",
      "randomness": "0xdd52d2d99555f1c23c4131860f07a2bf7d228d9e626afceb26b39c09867d828a"
    }
  ],
  "blockNumber": "7,430,132"
}

{
  "Sr25519": "0xf4a9df265f80a47dcecefcd2593407c456a053a90f890b2fb4d31c7fda0ab708bfb1192d30606ca111b28372e1f138adae81a0d878b3f2dbdfe8e7fcc8123e86"
}