{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x47bb9e92692aa4a729f804aef409ab0303766e30a9526da6d7072c584fd529f4",
    "signature": "0x265623edc455917b1bc759ff4b7f3fc3b4a56a7d9e987afa67c688d03467975a349072b61100b48d7ded66cdd3a792a7a0441fb40e8e07993738e2c37a96cd841b",
    "signer": "0xC0A770d842F7e36f6e0d0774B95A53Ad729dFCb3",
    "userId": "32461676"
  }
}