{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106406",
    "entityType": "User",
    "nonce": "0x94222ab3afc426d881b676f78654add0159723809355705faee8b5538f26cf6b",
    "signature": "0xcf78e05609ee7430efe16b5c5c944e2bbb78c67d667be9cfae6e7db13d94d4915aefec9612dfda72297f76bc7a2aa941e349036abb7c6662f7c4801baca069d31b",
    "signer": "0xD7Db519a2A03374B0548c02822bE88402aef1E5b",
    "userId": "715241773"
  }
}