{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x95d90993ce968843eb165c7be69e70a87d34a5faa5b81c8906243ad5e964f350",
    "signature": "0x122cdddcf054dbaff2ebca85e42f5c60a1b127f069895d4f7c6aa04f4a4110f407a554b51555a9917b3c0be8ea01214980a6f8563958f3af12536ef7e8831f8c1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}