{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69305",
    "entityType": "User",
    "nonce": "0x53416bd28a7da80a3d8fdb3c3e5cf3a57f32a45fb1503ded1613ab426e407787",
    "signature": "0xd31de49914944d55652d4bd8ed66e353fcab46f5bb3e5fabc19fb8aa0deb16ab4d792c1fda93c73d93679f905b6ac904af02a724e84d266685f1b96505e761891b",
    "signer": "0xdA708531501D4f46C162eDBca1D759CB6e7447c4",
    "userId": "985405611"
  }
}