{
  "manageEntity": {
    "action": "Unfollow",
    "entityId": "390804",
    "entityType": "User",
    "nonce": "0x4c1e52b33608f215af41301e33f73690e0585947cd12a693f5b2fbdb34d48fab",
    "signature": "0xd3d64da27fddf780305d403b1a9a0962298585adccf575dc62c89b354948c56a582a40e20133c50a779d43cf660a0687338ba6541751fad3a8eb4e4ec790da7f1b",
    "signer": "0x866CB73184a8420C302e3850B610761F882C4DDE",
    "userId": "166428182"
  }
}