{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "301637",
    "entityType": "User",
    "nonce": "0xb5ac1122a10b0a4ba1e1f93430e11c18a35d8e93212b50bf07bd6f6fe5019292",
    "signature": "0x75e9ce1c744baee58f879151996f5778bf3e91c3cc157a6242dcb2b78028144b3edf7f242b136848e2db1ffb6c28676a411d8299d5e9652cc56e4679e082125f1b",
    "signer": "0x67216abeA9426CEfd3d7051C3827Fe15c76aa6Bc",
    "userId": "121201250"
  }
}