Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,552,885",
      "signature": "0x8d7da822262435cfd58cd0aebfd0be4e162f7e5d9074503030fee03431f589e4b92411550bdefbb078604d9bc16b0100",
      "randomness": "0x974b499e9808e4e14a5d16102967d8235fdf8f90adc3afd83a0fa83cd3d34f08"
    }
  ],
  "blockNumber": "7,408,557"
}

{
  "Sr25519": "0x88492ff0e674ddbd806601477368ceb2c2ab4cf8075fbd94749f0fd0b23132193600ec5e71f482ffef87a2dff5ebdba4556a3279aed877f65f0a1589474c688b"
}