{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xf089ac721fbdebf67f2e7f039b94ec8a0a03f50d54e82cf91345863ae980a773",
    "signature": "0x3beb6f6ef99cca402fe7d6a85f1ba9506f3db19927086a4161b1cfdddcadce37567a03baab3088e1c407a68107d49e5edab9337cf167ab4571a3792c66ff9d0f1c",
    "signer": "0xBB3EBb593C10a429aA1a645297257dc66379B8f8",
    "userId": "534912172"
  }
}