Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,645,374",
      "signature": "0x9255328d3a158b576ae6a429945741ae10b4d3d292d8b6cc94f41608c6fdb6997f39c94a00839078720851fb0b76fcc6",
      "randomness": "0x42c330e606378f6348fbebcace77e7a225f8f5ff2a084cc8e57871df1512003f"
    }
  ],
  "blockNumber": "7,431,648"
}

{
  "Sr25519": "0x50452974630afb6c4d8b61f158e6130a664a863b81afc5573e2b1ea38af96131df52694d7b1c0473c3dcd197a7cddce9f382982c30f888e3be1418a992e0de81"
}