{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60337",
    "entityType": "User",
    "nonce": "0xe55e56fe071e14d87281714956c997e8dd87c1a8142d0ca60d20a64ae07510be",
    "signature": "0xf176f37261a07ea8772c414e6d143c1d5d6b06b92fe2123ed765be9b9ac9321f55c2a6c329e731d1f816cd57ddb1e54a26456e43a994e1060115dad1de62c7691b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}