{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69033",
    "entityType": "User",
    "nonce": "0x05cbb28ec6a7f7e9b2c60403c5cba9f24051077839764cf243ea6c2af49a2add",
    "signature": "0xe68080f259942fe0aeaa3719712b8f9aa617415bcaa2600ac80342f1f92616dd21c75b71cb8e6d062552b05b3c30fdde814d838058b1721e277670ea29fe4c871c",
    "signer": "0x3CE226b3CA677B312E9396cc48d4008c70545091",
    "userId": "550328673"
  }
}