{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200945",
    "entityType": "User",
    "nonce": "0x96f0e42eca7e887acfbe8b1be75a8c8a3fe78bac2d67aa74d0c330b7756190d0",
    "signature": "0x42a03f74cc340e0bae5418dcae413edec39fb77e6eccf79883f7dad6aebefcec12936e5a22c1ee93296c72706e57a1b29b27d2dbb27216bbdf491ede5cb6b7431c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}