{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4492",
    "entityType": "User",
    "nonce": "0x17dc74f8e0a560d983b6791b1142d924fc5acab6b33426418a46e33aaf7f0176",
    "signature": "0x165668b541da8c6fd4b3eefef84e47c38aa5be41d9a9c2fb9954e148a0c043257bf2b4df92454fdb5459d82af327caf641a12cd5a58b55db9ed1ec2db85fb07c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}