{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "707937",
    "entityType": "User",
    "nonce": "0x17b87cc1dd8fb3184e71dcff2639673b0223ee926f8eadcf90d35d85e2478fd6",
    "signature": "0x419b9fbf56263b8707d091427403d697ab7a64a10e476c6be183749a32e044a21b8d41607ccc4d479a25d20a93abf94bb9947c76ad630510c1812190bb9e285e1b",
    "signer": "0xD7b77507B36309E22CbDcE677fa21ec620EbBa26",
    "userId": "846451325"
  }
}