{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136098",
    "entityType": "User",
    "nonce": "0x59745e8386d82809616477ea92d6e32740b929c5555eec1a687b99a3345f099d",
    "signature": "0xfd0b10ea591cff25259d846d325044fc0b8d53cb02d299f09e0d1ba96d1b74e26b423ecd101f61a786ac5f43f7abb6445719942a8d0cf1a69a975071f11efea11b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}