{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56960",
    "entityType": "User",
    "nonce": "0x07cea8093345fbeb46eefe8aa7741b1c7fa85717bb507369a50ec3f7451acbfb",
    "signature": "0x27878555e73d4d546ce962446a05c983de2a8a6514bb52dd1233723a513ef92f615ffa2455dfa66ac857bee85b70cf2af6d25b6c0a6c8b7be0279ba578a8b0c01c",
    "signer": "0x3EC8c7F4Fec5D21Be724bB4D43502e44e018690F",
    "userId": "53828"
  }
}