{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93466",
    "entityType": "User",
    "nonce": "0x2bfabf94b82d8413f014a5b461210754ffd30aae74dbc0c3ef0e17f5943d8eb4",
    "signature": "0x59f50ef26b1c1b6e0ca4e1474647599996dc60d8b45c90faa328d8d4905fc31e5906c034d1ee4e1d96127aaca58ffb4ed0c0155c0ca5b402a047c6a43cab84501c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}