{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x5678101e4b82ac608e7e5c2c67ec6809b9245609eafd178dc6bd9aef80a2969b",
    "signature": "0x746aa953496bf40db02d7c00b2584e20e5a7e4626e41592bc3dddc2f8c60ae4804552afc643904e46efdae66872f9e6bd4357b33bb8681294181414ec58acd451c",
    "signer": "0x52C54744FeC93B156A460Db7FccF10e22b6FEdf0",
    "userId": "194963084"
  }
}