{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325624",
    "entityType": "User",
    "nonce": "0xee8e35b16aa061cfe908daf33ada0de33030150c8aa271ac135e28410c33270c",
    "signature": "0x3d10ba75ad2692e0b624ede6b224dfaa37de826a311651dc49a1fd01937be9bb148cf4f8c61a8b6321d4a4759335e523399fc2525c2d93d9deb57db5b6320da31b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}