{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105826",
    "entityType": "User",
    "nonce": "0xd54a9ecb2a71791fa47015efb19079de5bf98d552b88239b7d7f74c98a7823bc",
    "signature": "0xbca15622734bbdc94a9fb31bce4d1fcb6210d66920f55ce599733a5d5da0389e60d2694318bd58ee3a6a8c5d54856a6f06839c112dc13ba65976a2cd1ac734eb1b",
    "signer": "0x92A54e77f13b9B7051f80e851698A1d518e3e2ec",
    "userId": "663465431"
  }
}