{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101727",
    "entityType": "User",
    "nonce": "0x420354010c0750f717c363437a05a510d59fd11a248e7112d69957fcc9da8a48",
    "signature": "0x5a7cd28f5c425f8833e299d78db84f13ce412484a0f8ae20542f0696f9e1c0f775141b3afaa66a2430589630a3262bce1bfbe5852688ffc8222ac6d40a039fd71c",
    "signer": "0x10805E046e879D8e4503D67e495Fd1d280142e5D",
    "userId": "355715"
  }
}