{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317707",
    "entityType": "User",
    "nonce": "0xaf5dc7ac514cafdd5ac8e6fd4f29d29495792bc1f2f1fec56851134d7c48f1e0",
    "signature": "0x9650fe16e0d15397c7721aa2a26a857b48dff5b5a94cc936ce29c9f198b37cfa11ab5c07f73877339e9f4f651b0ee6f6fac85984602ad9ad29ba98da46dad1bf1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}