Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,548,687",
      "signature": "0x802c01f30de4480ba02b8018d0be6e31488666773134e92e92d21b6ec043b90679304f4fadb3397c5d925d2a2dec12fe",
      "randomness": "0xd533c5cb9cf1c27f7656691a0852bacf82abc4391182d9ef7a5186594f1cd01c"
    }
  ],
  "blockNumber": "7,407,507"
}

{
  "Sr25519": "0x867c6542071343c7315a0f651c0ba5df04ac458990bb4838962d0d537cf7cd04e9aae1a60f36f3908caaa9001ea0230fd6fb7305a25144efec7131d0b1858f8c"
}