{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xd0133990abcb357853e1eedcd83ebb105c93adaeca00a040a7254b0ae855e217",
    "signature": "0xfa45a99e4746db15debf27ace274b3504378b8a7dbd299a82b9cbbd426b83c2f30b412ead32c8dfbdf46b5a7a44cac4f914869ffe44e82472bb1883e8ed31b0b1c",
    "signer": "0x1ef4f2764434B03864665be867ECf5FA5902e3F8",
    "userId": "928487182"
  }
}