{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "965637",
    "entityType": "User",
    "nonce": "0x0795c470d45b5a9819ef8b2fcde534010ba479ef4165dfc954dfdba06ba26253",
    "signature": "0x350b80fa964355b19df58b0588d6f41d2c7c9c2b9ac1698d699b0f48631a7c7405c9472d85a3d24ed3e929b7cdb92592de475d7813e1955296f5e4431c59d7c31c",
    "signer": "0xCedE64dcD8b0FdEDBdADF4b0ba433797eD6301c9",
    "userId": "638733607"
  }
}