{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "628866473",
    "entityType": "User",
    "nonce": "0x65063c7b24d71a0fea70d24fa739f6f17a519cda10eccc3841edb0c1be8377da",
    "signature": "0x67f132f362b28d66dd607f5cac5a8e3141ac33862467d73e7f5096788c9ac790416859f1076701efff0527013d8e1ac457a436d0243403d81b3d7cbb4fdf52d81c",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}