{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39252",
    "entityType": "User",
    "nonce": "0xcd4e89d9681d428efce07c82683731874f2b100845d07b515f8660541351e3a9",
    "signature": "0x86bf56451169df490ace6fce39be30a7fe0bd29b5a74e7f55a7f4ba68e3409a917bb60e02c5a33e2d752cc787f6883a0cdd765c261281db621ea9b3de96d74e31c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}