{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "643",
    "entityType": "User",
    "nonce": "0x6f6aeb3dfb46e5fefbc78bb4f333209fe8103cc1fdf772698e16373828c76f46",
    "signature": "0xa5edf7b1b441470641e47673a2a06ea062b25029ac0e8aacc7394dcf9e7bea9506c6fe9a8efaa690ae322667528b21bd0eaf9704ed88e99193e834e0e25ed7e61b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}