{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x1f7ad682bab9d2ccc7ac50298f4ecd4ea36b0ed39d1db473eadea573f9e1e55f",
    "signature": "0xa84e1b8a2b77533a6f897a5f54c70198a908391e8244e46de949f7ec96f77022377bbf6f683c00a08c51f164d75d9510f4d5db144fee0e8888bb52f33e5cdaae1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}