{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "12",
    "entityType": "User",
    "nonce": "0x54f37bfdcc1dadec277c06692b02d6d5a3c61a1df38f899f8eee07f3087d4d5d",
    "signature": "0xf0ab91740785f602082e81aff6bd34d0094ffda8ea401ef5379b1851ef70a4f253e55bddba6e8b1c86ee36bbadd2061ab0139e0fc88d3079c70cd22e469ee4631b",
    "signer": "0x4028cFd4F603D45b7A2A3798831Ca315097e0219",
    "userId": "12319"
  }
}