{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115982",
    "entityType": "User",
    "nonce": "0xf58402800341eef8776dd21005ca45af302bb432f98a2a881a4a93c68a99cd47",
    "signature": "0xaecba0078d71f0d9b56f826436b3999d1c6d4493723a25c08335ac720668cd6f524809dee87174b33395752e9090ab49ee0001c64e362bd15d75e81f23142b171c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}