{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102006",
    "entityType": "User",
    "nonce": "0x65b040bb56b7f098a1931fbf788b6a212e8c4e66c71aa9709bacf850c2aaaab1",
    "signature": "0xf86bfe226ee626fcd062501a7eef0bc725683eebc7712f836efcb9b0478ec6571464f024bc7749869be96e8618a47c2f483a8af829339be335c9efa546dc79761b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}