{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2716",
    "entityType": "User",
    "nonce": "0xa11902c3b6a27513eeeebffca283f0c4b2a27f45178ed267d172cfa2c77d4ce3",
    "signature": "0xbaf93eee1eb644284bc460cccb976f29dd774dcaeb1a72982e0f53d5d5b5bb077a80e8ce7d8c0a7280ce989dbf2015a0add1d2f95beb44e52a09694eb6d422d11c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}