{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "335878078",
    "entityType": "User",
    "nonce": "0x2818d6e6f4fb80a867337279eb2d036e772825e2641daf7b4d8f0b800daf24e6",
    "signature": "0x59d4dd93d1e14243ef2e86b4a4442f14d7f8950f8fcc4dabede52d57fd165b70451291698b0a179eef7a572cf96dc1da1dc467b4abed66005f1d30d188d9ff621b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}