{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33896318",
    "entityType": "User",
    "nonce": "0x80338b8bc123e5b2ab82fb55dd65c5daf9b0668dd6670376d85713a43b03eceb",
    "signature": "0xc7bd40a1bdbecbcf263be7888e111bee967028b3b0d54e1931769dc9741304b31f050cbde42440ac9e2e21b3eb0704691c96684775d9d360bc13d23f943644ff1b",
    "signer": "0x292cAD2d430d0D29FfBC2015255186D0C2408b7a",
    "userId": "12634"
  }
}