Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,554,714",
      "signature": "0x80bcd8152e13a4871bed8a3fe8d7e09b32841e6a7e19750a50e377e9fb28e377acf351b232a1863426b70914badd7df9",
      "randomness": "0x90afba19723fba74d474ca0b12f6ba94a0da859992917becf21beed5144b1f0a"
    }
  ],
  "blockNumber": "7,409,014"
}

{
  "Sr25519": "0x804953788544096747a0066102c52c29c402cdecbcb8dfa7d7d984c6d0e7d0681f142427921c0e9e782881b74661307f3bfa1dae97cf6b82667f8e00ca4fd18f"
}