{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "933842159",
    "entityType": "User",
    "nonce": "0x5c028df75ba1df8f1c3530d3d10b84810ab6f657e22a4c91f4740d4ebeb93c43",
    "signature": "0x72d489ae5b238821e8feac9ce39d9b20859a98f7c7576e38ebf3464939c696ad55307ad5fa861fb0fbb6fd07d3c546864b7bf7e2dc5ed8674917d32dccf0969c1c",
    "signer": "0x1c4e2947b5F9FA4A927a23897193150631C1DA35",
    "userId": "933435942"
  }
}