{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x2c204d2d5f4ca1f892daea39d235a8999c410fba193daa519116cd2c57078cf8",
    "signature": "0x1df20f6999cd0f1d221a07f612c88596014ab01f07d1f556fd6ad705e7ae072b7e70f4bbd962482193d2a5c97b5b0a6df6fcb061d75e28da6d6d30901c27b8c91c",
    "signer": "0x560CF638EEa19774538D453cC9eC0745a7C66556",
    "userId": "242603075"
  }
}