{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "707937",
    "entityType": "User",
    "nonce": "0x47858ef6a271cefedd2173d4953c42e972e749c6cf94ef3617fd7f4fe18230ab",
    "signature": "0x5fcfd5d8d383dfda5c370191c6e6a8abb88da0286f531f334cdd7779a573a77d09160bce7e51e7c36d05b975b998a57e29eb6813516d7ab9a1456eb01eb729491c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}