Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,551,208",
      "signature": "0x8f74ec5818d93670df3aeb22548d31ee3b942679c466934d1eb816753ea96a1e24dc703b557ea94ca3e43f3e1001a192",
      "randomness": "0x70b2b8ec3904c2bbe5a15fdca17724f7f199357d6bfacd245217971631970927"
    }
  ],
  "blockNumber": "7,408,137"
}

{
  "Sr25519": "0xc40e9cec763d2575e22b3d619fbf3b9eae92485ffbef0522043a8f8c35cae332b3de8ba9c453d0c3640d008521ac7cd3f0d86dab7f3900585eb991c011268b87"
}