{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208569",
    "entityType": "User",
    "nonce": "0xf4979ea6ce971f65a5ee1bb659a5efd617581512f4e783da48ba1e8a3fe53f79",
    "signature": "0xa10bbb6a3f95649bcab4f59cd1c19a7b9abefefac34b2f0ebedde4cf3c4d6831062cf138139e25a4c664d5f202d57a853715339d44ec0c43ed877450580654d61b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}