{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78342",
    "entityType": "User",
    "nonce": "0x6e64bc25d554a97126f931a2882f5869dd6bfb538bce0f6b8cb76735a3f67467",
    "signature": "0xb2e3aa32aef12f3774de7cb12f63b3b53ed087b61e663e882287197a2c2e96fb4e23bdcbacc4a01b6a45f09fc3bdd4e3242c9a6fae94da46da14c9e38afc579a1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}