{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x14266f41928679b08a70d0e35cc37732822ab7729210317a989d89cd31ad3e21",
    "signature": "0xbc497cebe6a7a01937399877bb5af9b51f8e72898e254808085d11b9d0c9a0266661a09a62e0a1edf1b72e389b898ebe0ab65019e6e766fdf972caac73ad54c71b",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}