{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1326067",
    "entityType": "User",
    "nonce": "0x3620a02a7e72a7ca3de18702158b4f0790c4f98b3f15fddb66a336a150c42ccc",
    "signature": "0xfaa66c613b884bc00469a176a26f2bb870ecd2d7489f80b5aa37614525eb34cd032bab955ad315938e47bab526f50887434ea9324fa6a2aee82927c5d875df591c",
    "signer": "0x3F1C98a466b3211b621486F2fed5394602a48C01",
    "userId": "392596236"
  }
}