{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x7c9590ffc8604d8d9c8aa5b38eaca3f169f1f17ca8eec7bb4287e52d311f5590",
    "signature": "0xd183a2c0cf2673c8b28dc1c4df62a46809ea112193c212372df77be648aadbc32b05d240d0b7b5769d5195a21e8d9b6089877b3d421e90f08a57ac921d3e9a941b",
    "signer": "0x4ab505DBD73CB27C1457E037607E5fB3B27915f9",
    "userId": "186630"
  }
}