{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xebe73df90be1aac8fc31f02b4899730532856f09dc11000b9b2c125ef34571f3",
    "signature": "0x17444eb9041426e7a80c4ec30ceeaca4fa7208c3ede3fabb9a2f0e31d560dd382c32ceebf397d5a1482460c15d94e772418f347d8fc81bea7ea5fc0429241fed1c",
    "signer": "0xad12A53B30a86D04715B5663c5832Df6E2Cb9710",
    "userId": "980941"
  }
}