Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,557,809",
      "signature": "0x8437c5621d916c4f82bebb1340d157c5a8fafd25c35be51555a192227bbcbc117b9e2ba0ae00fe28b8112976c60ab329",
      "randomness": "0x779658493bcf4ec72fae270857a25bda3e381acd28b94add49ae5bf6eba58ace"
    }
  ],
  "blockNumber": "7,409,788"
}

{
  "Sr25519": "0x42b9e522d4789d669058d1fb12213cae972b95a11f2dc6aefd4269ed3068f82b19b31aacea5b004f5acdd2c21142285b319564f044c5ae7752a7bc22b734608c"
}