Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,622,580",
      "signature": "0xa725dc9e83d0ad9555867e22db3b689b21720955c43fd15a550b9f659ead9727127bed95f433bb6d574d1091b2154725",
      "randomness": "0x2388336ca2d759621fd46826a08e1137898043f309a3ffee10475dc926af3e1e"
    }
  ],
  "blockNumber": "7,425,960"
}

{
  "Sr25519": "0x9c4cbf085d3d7af13ba6f66178073f0dc999cbe858f57857a9783b99b2c01a35f6f1448130e9f15455df62dbafae6df3fd3054bb44274ee27aa1f0f2288ae383"
}