{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xe7dc78f0ab6b705a37826b3aec2e52a1fc919f511068ea07e7b60f06ceaae423",
    "signature": "0xfa434c26c2a3614a15295a0c17b7509a5d5510b850f3e932fdb78db882b7f4a3703ffa170ca6195cc592032e52dcb8d328ce6f47a07eabc311060ad8d925820f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}