{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73732",
    "entityType": "User",
    "nonce": "0x065b50ec9181c2e364afd9a60b2e877174c876252cfaa8d015ffa331bbed8ec6",
    "signature": "0xfa12640eceb9ffd1e9fc03da5b9518103fba730b930a21f451659f97b54d279a68ae966fdcd3094ce6d70f2d4cfe74f5f4c1af51ee0f152251a3a561ae5131551c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}