{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91051",
    "entityType": "User",
    "nonce": "0x7bd97ae76487dd5f5496653403b7138171d2c7ed303fa3c1ff5f392a02958ed1",
    "signature": "0x91d7e9473f4510450f68673ca15e823f605a694fe029411da3796d6824ea0c2b74f4a40fee9aaa307f855eb236899e88b84c588d5a0281da9dc597076adf711a1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}