{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314426",
    "entityType": "User",
    "nonce": "0x972ecb9c6617443bbe92cb055d6f3ca75daf089a67e3ea2d77fc0bd444f134b1",
    "signature": "0xde4b5787559457579ba98a9f3f9d29c8d66ce4b0f7a20dd331ca71768f8a203e62beecdf03df4bf043afa5afaf013d1d66ebe8b5531552d25141d8b5e38d71131b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}