{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176201",
    "entityType": "User",
    "nonce": "0x5662fb98b7efe979a3585b7ca874ee2768f6366780e8773152776837224b455d",
    "signature": "0xa532ffbaccf2104e64009f93906f24963b5ce99359d16aecffb6732e65a8fff31751ddf37251e11383663b49b509ca35443d7214204641558f9619d6ddab25121b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}