{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x9f1e8476a7035fcdeb1d04e846c56bf3bc8c46b8167629d893a5bcdca980b1b1",
    "signature": "0x353c5bf6780d0a5428416168226fb26df4a3e96e45c3ab4f03f1bf67704021f0599ce2b5715439c83baed4fb6f251f58f9688c9546981b774b0dbe1d5aa45fc51c",
    "signer": "0x1284B3d7DB8e6cF685B047263df6517e27080a30",
    "userId": "970861425"
  }
}