{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x8e34527252d00a02073234d5923728310fbf07fc37a1a8e340d5054672f02ad8",
    "signature": "0xd36a35e0b06e78206f81a8b615da1fd0aff71f1183c072b3d27823ca4b7287317198eb8ad01f88053f3f8c720958ed2986e13e06678c7275574dae6c410b7a641b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}