{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x82f98cb25e2bca72e4c50260991c4a5f93269b4ea9bdf5f82d60deba02bf745f",
    "signature": "0x6466e2e4e6384c91828407520b2ce5690ee0a80f6dca8d9b4565309753a13e9d220accbea787951a9dfa0d244e287aba544bbdd248b242d40d62c24a2aaefb3d1c",
    "signer": "0xAEc4BA229696a4DAe2125cD32943943AaCa0CaF4",
    "userId": "354024696"
  }
}