{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84929",
    "entityType": "User",
    "nonce": "0x0a55c435c5abb10a0916a2a15f6a8d5b2e778c5970b125b2879c6fa39e6d3cd9",
    "signature": "0xb286362519df3aa673138125fee08568cd736152512294acefede278f18809c0361b278e19e34455b510cb260e9ea5044af3365f8bb01ae575dd2463070bad1f1b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}