{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131769",
    "entityType": "User",
    "nonce": "0xbc38050f32f5e9818b6446988b7e98dbb4057b3d4c246b5e6fa35adcf434a601",
    "signature": "0x297e3770bca51defcfda9b99ac6d716e6912941201a9690fc00cada7196426dd769d20a593d25dc95cebecb902b59f86e6c63462b6cd7beef608f05474b412af1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}