{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x3e6adc921369bc8efb890b5c4d9ba96b7a4116eac84fa513d618503d53cac666",
    "signature": "0xc7f56757bde12828fe903dbf99cc3f3e724ad2be32c544e76bc9c6e7fd93965d3f60200336ab83d81d520274e7bb6c1a5dfd752b8e75f37102450882699d4ed61b",
    "signer": "0xF3D339554B27eD7fC75fD237d83A8576f7068124",
    "userId": "341525072"
  }
}