{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57760",
    "entityType": "User",
    "nonce": "0xc639f5d72315ab33766c7cb671b831b4fdca38323d59c15a4bde21091b8d5c6c",
    "signature": "0x86095a1299d7ad91f12d1e1695d412c627adc7558f5cc1e1236f5c59ee3e61073d420c25270ba212b48dd9266ec7154f8b8c7cccd4afbbd07b68d92fc81ab7a61c",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}