{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78632",
    "entityType": "User",
    "nonce": "0xb51f1d573d6ecb3600ee61ff0e803a77661c340bc461063fff0eac203c86a4b0",
    "signature": "0x2a49638045e16a775fb5739b0987969dabf7dd0e5f009b9c856c44f39cc0fd3f4e52766c061d8c9ddbdde07fa84a12cd352a6183e7753bba4ae870b1f7fd86dd1b",
    "signer": "0xdF94159720AB889b4D53EB68Be2E4869f38b9eFc",
    "userId": "863573949"
  }
}