{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120120",
    "entityType": "User",
    "nonce": "0x68d2f6c9aeddc9249cc5f7faadce05c50f55032af68c61c233859c7b3ce1e613",
    "signature": "0xfc41a1d36145eb88c1cdae2ade6dbd09744bb48cdc24bc7984855ef4f094a9a92f9334be987ca030c229a5689dd52a8ea2c436ec3d94901659137d54b912a72a1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}