{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "528688046",
    "entityType": "User",
    "nonce": "0xbb165f0e2b81c79027c26b31814d3b22844b1cd50cc3c563d71b462d38ec2178",
    "signature": "0x8baa7883e604d61d2def259c9edca405f28187c6f7b31d934e9528120d2b3a5440df179fff4205539abd571958b6585091213ccb7770c8c66e229fe49375ec741b",
    "signer": "0x8a278E79c8E7e655B94c3e6798972A44Daa2c6ad",
    "userId": "24098924"
  }
}