Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,548,232",
      "signature": "0xb30f72fc48c2e70395f881c4600c6141254915c562c0e2c9e996191b33d931b0445c91525482d370e5e002403de908d7",
      "randomness": "0xbdc897004ec1c4e385a546d1db1b299e2db4f6d27131ab4cf6452900c28529f8"
    }
  ],
  "blockNumber": "7,407,393"
}

{
  "Sr25519": "0x8cc727d7461b9681f1bffee535ac5f844b2813e447c50c1a3ed9cc2056752c2cb47c408a69150cdd9a5b39e1f45d667027bcde4e64b803880c22f0581b4e5288"
}