Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,603,968",
      "signature": "0x8e622a9b204db9f75e79b0896a099560df33add0730baafdafe485dc4e0302ee6881db68d5e129b60edc448cfc89e185",
      "randomness": "0x90dad5d5eb84cf4a4a014330ce7abbdbb12d2d2a9ebb8de2b31601dcc627d15a"
    }
  ],
  "blockNumber": "7,421,308"
}

{
  "Sr25519": "0xaa5b2d786972cb42c2aad72a92a0bcda3fcfb82fde7b60c7bc7b8f2013864e3db3b1047b0552186658cf3d9255fe141c9eccef0b5cc8c26d3a9417e8b1ddda8f"
}