{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "295399",
    "entityType": "User",
    "nonce": "0xb0531bdcc91f433e7f08b653a4faf710e7cdf3c34db8cd22f4ca844a88ac8cae",
    "signature": "0xf23c1be56fe1bdd444d0c9d2a262cdf5597b1af2145c8ba4b2809d5ca08b30203ba716175f99e005463349ddae13eee100fa13c6a9e9abe3f81b184ef2108ad11b",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}