{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94455",
    "entityType": "User",
    "nonce": "0x25020f7cf8ad11e68ef7acd5814128cd5104f43e51eb5823000c40f22bae3cf0",
    "signature": "0x407c995313b89056ed5a761baa0f17c34e3b72d6bdf4b6a506a985770189bb1a2019abf9dff809091c063d2d84e8abe6fd522a3450ab85c8c0a8a2159b20048e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}