{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38277",
    "entityType": "User",
    "nonce": "0xac4c4e49032d013aacd6ecb2cdec5172bce69fa3d683d6898811a70620ce514d",
    "signature": "0xd10246704b927f3ef41027ea678f1023ba4ec154b012ea9fe34af20bf89e04a0182b65c2c0a32e942b12243e4fbd567430e6718a12b93eae6d7eaf30b1abc71c1c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}