{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0xd102c2881f7d81a7e0a4448718c0acbb68484179d6dd7ef06a82de3844670cef",
    "signature": "0x423d4bff033e23f42057750039efaa11e90234bc21714c98d5a19735939676da0e8bf6c3cbe2e2c103048fcf3a36c971eda7bad94959a8771d70c496eee34f081c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}