Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,573,223",
      "signature": "0xa76d2164e9ef5a08dff25f025dee27ba179b901ca18f0f9dbe446711b894cf4a9a9d62d94a295c5f5c17421b6c3df358",
      "randomness": "0x60bd730597210ed6fed398c1339b24616dc8454a71a5310069340532b6057269"
    }
  ],
  "blockNumber": "7,413,641"
}

{
  "Sr25519": "0xd66cb93db5c96576cc0e4e8f8e1e0b0b2dfc36950c75992c6d2f527ed1a2446e3a37ae0630dda770fa20b5cc0bfabe2394329f33f755f4546f7c07eb63445f88"
}