{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x20f6112a9f56c9c95a07e58b0cf2a78cf58db066e6dc567b3558d9fdbeb9eec7",
    "signature": "0x9514bbd80455c98d4fbe77195a342b68a3e89b8efa164441ea0bd04e85973fea4730e387ff9dad77521a4a2c72ff81141791174ac83bf496d995eccc605fdcab1b",
    "signer": "0x61759FD9d69b6C29FE84fc39eaB6C50Cf7dCd8FC",
    "userId": "366953361"
  }
}