{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91366",
    "entityType": "User",
    "nonce": "0xa07605c100d4579c2679c0a1eb905a97e8ec9d36a9ed39ddfd0a19946ae7d581",
    "signature": "0x546152d6f699c624747b8f9b4ebd3903ed700c866bf46b8281b9158c6cbd93ee501165f9a9b665667edabfac76a33b0364182bd39ee99ff0ec46b7059b3b5a0f1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}