{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "828368024",
    "entityType": "User",
    "nonce": "0x1de7645a90ebfa8a3bede2de1f0c6a0c01669299066727f28207489379d20072",
    "signature": "0xed96a124457d23451cb00662ad113e4fea8656d601356190132952e72baefc120b562064aa0ced5c0c4a12d5ffeb8ff637557609e2beef170820db89d7a7063f1b",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}