{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116789",
    "entityType": "User",
    "nonce": "0xde23b506706701466fecd846597b14eab9081d106048a0fe53e86b86d1073855",
    "signature": "0x91eec776e16713489e606da33fb3e536f22330307247e649d455c0f0508945ad3cf4f46229cced22c063f87729b4d260b68c30555067ab51ef84fb44b282ebd11b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}