{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x1a2c61d8922a1d72bf4832ffc3659018a6a66fe5d67731809e5ed2e2714548d2",
    "signature": "0xdc2bd2d8f030c314231d82d06f32c6da32c3736ff6e6590151123b58248a7cdc525215eebdc99651437936be453ae8f837859f376f3530540d525ad39a9689b01b",
    "signer": "0x28bFf1Fd30814d76B1D502B7Fb038a92E17aaE50",
    "userId": "819448182"
  }
}