{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9bfa639e76f491436f90b05a495c23ec8e52a5724e7ee6178f737b8151224527",
    "signature": "0xa3989fe92959de3f2d6ae7efbcd4fff4867b405c78b023cec1141358db8ca17b6b8f369b85b349fa030ef92766f3807f95a1ef7e39cf8c80fabbc047d2eecb3b1c",
    "signer": "0xe083C6657964CDF8edDa4A2141B67047B9816C35",
    "userId": "861832117"
  }
}