Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,562,218",
      "signature": "0x960c7bf683c49716f535db8cb0e98edce4f7512f5167550b0a6552f8bd0232975f2e5887fcd93af771fb004d4e1e9cfb",
      "randomness": "0xdd78572498fe7baab1b843d3d500c2b42d15dbeecd1674f01ff4da24604d292b"
    }
  ],
  "blockNumber": "7,410,890"
}

{
  "Sr25519": "0x52ece2b3391fdacd2be72359d95a0ad726f00fba2ee5e73b471764274b76524136a4c6fbc7f2d03889f49f623ea016089f725342140ee8490265251d9970d182"
}