Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,551,784",
      "signature": "0x90657b7e0ca9bdbcaaae5594b9d6a849c366fb021162e41bcb831b8eab6156f146da9700b04abad4ccb6c98a794c91b3",
      "randomness": "0x3b8537460847078a11fbac54fb46a049edc9da6562e2633a5cf9615dbb310f20"
    }
  ],
  "blockNumber": "7,408,281"
}

{
  "Sr25519": "0x5211e116423ca9c70dcdf66b9226dbb269ef3df5a9401964c3e967218427c0095520882c535cdc7039cd7f7f55b90d12fa95d7a74044f0ea699d884c3f731f85"
}