{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "353792",
    "entityType": "User",
    "nonce": "0xd06151f85a02205061f53e3d71b1927bba639f502c38a9e2c53cf5d4040d34d2",
    "signature": "0x223d2bd6b980409ce8b0017fc926b3f9100f8307d04885b20e3906e3ab48279975d26fcca099f536b6eb07a98dadffb1e54ce3ca25480842f143530895aaa4491b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}