{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936",
    "entityType": "User",
    "nonce": "0xb4c8a50f197bd56ba5b0c9ba5efab9b0b81c19c63f30d03f960db97780b1d5f2",
    "signature": "0x18c6101ba6bb749a4017a92d871a69d5b9fa83bf1f92974acd22f14bcc33c194043a58dd35bdea3f2085849653360cda6e4c2916493e951d957d127cddab26cb1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}