{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172",
    "entityType": "User",
    "nonce": "0x020151ba7e2c3edb6ee5002a45cea63b72005f6b6ecff7e4995c4706df8e7862",
    "signature": "0x729ca8b6eb9601ce869a192c4747c943e5f2f87a753756a1ebb928f1e1de4bd100378ec0085be9d9ec48d9905bc2a9dbfc7c71b9cad789b05138a301591c79a31c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}