Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,555,568",
      "signature": "0x9796a4e3e1729cd4c7e749c5f5b1ae4df539b8443a3dc94198dfddf012b113159ada4297e0c0fd4fc4b9a0612e0a49a8",
      "randomness": "0xeb7fc908dce12e9a007396e3f68fd9856287cde73377ac677aa2cb8440bccae0"
    }
  ],
  "blockNumber": "7,409,228"
}

{
  "Sr25519": "0xd4149ad7af975e28df90dc960dde69c5373d7b8662a2d7afaaeddb0da648d53e41cbbe37fc5a66be35aaad1d3dfe2a5af0dfe3ce8db6bb6c9614473dc43bf489"
}