Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,549,165",
      "signature": "0xb493ca0fb6dd85614bb00e5d5e09778eb0a46c64e0eb3b8f8edd8190de3805b3208be77ad91d74ec6f7786542a70d06a",
      "randomness": "0xf4b15ad24944a0589c0c97e65da1fb9fe51d090d336c1c166288c98467bb26b5"
    }
  ],
  "blockNumber": "7,407,627"
}

{
  "Sr25519": "0x648af5832f4e1c90395f94df87b75f31928a31cddeb76f623c9d559b1ca0c432d600c93af9e48a580376543a948c4198dbf089c97fac402ce1ca819417261682"
}