{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1797026",
    "entityType": "User",
    "nonce": "0x5f083ddec21768978548e635a81d59da3d36bd6f9bf4f82fe711046466ef5bed",
    "signature": "0xee6d2a65d496615e9db913c72e478f8900ec2358a8933bcd345b3e4bc6f5d1383473465885bdc3fa95afb2eb86f3ae1f5324ae11e817fdd02e19cf201123bd621c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}