{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62176",
    "entityType": "User",
    "nonce": "0x69de6b7778c6aeb25e6901cd51a336385f1e1206f973a1a3d359955aad4574fc",
    "signature": "0xb5672c61ebdc236ba70e3ec95312e537a02203daecf58f765f136fd61d9f18d0781b50ad445d0b1a791a5b3655116a4920e726775ee92601e687a616098db5bf1c",
    "signer": "0x243f92B83d056f818b9b95664A8B7A86805A3E71",
    "userId": "111448"
  }
}