{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "214565926",
    "entityType": "User",
    "nonce": "0x157524fce18c8d83f933ef9d152a9b7fdf0bdf91440f6ee660595ae690b1556e",
    "signature": "0x59a1a026b51705a685c0df45c9c2d41889592e52ebcc60fa14fd1253b02af21302e341b14cc42fb5bf59d52b78ecd6bded27c32b23e83f419372e5df535c1ee31b",
    "signer": "0xDc9E6086716d1ed5Ccbb7144C00E93f86Cc9Fb26",
    "userId": "436039881"
  }
}