{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167325",
    "entityType": "User",
    "nonce": "0xcc4749f23eb886928a47595c5b9c06cb721a83fae18d083f86c0b63e2aee5d66",
    "signature": "0xd3c65f1b8f941fc48e00e41a4c036291ef763034f6a443afc729f699c65572276b1f09f999747662af53afff212f9a7348254bb1896b0ec2011c832b077f72261b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}