{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5562",
    "entityType": "User",
    "nonce": "0xe1d980a31ddb445b5d5c4862abefb3c3cbd27e5c43e35afe49257274cfd5ec83",
    "signature": "0xfd88e2862f2d8ee710b62dca4b51d4d519e3c5da688bb083872d9a34bfbcbeb438663bc1693db66db2a6ea78bf91aa595188eba0fcf37438ba91322367aac8f31c",
    "signer": "0xC06E04BCf9bB6499714eb77Aca5583c70cF9F5a9",
    "userId": "226221804"
  }
}