{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236414",
    "entityType": "User",
    "nonce": "0x898b196ebec8b4f43f531efd5433f955cd71f1a8a575ab4264161f5fc96bf079",
    "signature": "0x7f0cc33ba5f72663f75f0853b9097e25a3ad2a180bee775eb444e6d3f488eaf957998b6764df928ffa2ff99edea82ef7cd923dc0afa4d26c39fbf1deed251ae71c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}