{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "203070",
    "entityType": "User",
    "nonce": "0x8be47dde6b5c0cc06bf21eff938f05901eef1740b266edb1cce5c151fce9b022",
    "signature": "0x7d61a6ac99888466cda9e1927c4cd16b6b8220644158d5662f607816807e81fd78756b37d03f33fd59e421b4600909daac8714730923e1cfd8e94f20e6c6bec21c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}