{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42634173",
    "entityType": "User",
    "nonce": "0xa6b9a48e4f3e91390b2b4c921ab233347ca54fb4d70f63785e4e43aac1513e84",
    "signature": "0x94b8cefbd432345f6c8e86a51ef32c5fb00c4173531101f3d456619cbc22b340029742ca77e41fed3cabcd12cdd63071e2ea1b48d4156ce2866c626957991d101b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}