{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "163398206",
    "entityType": "User",
    "nonce": "0x7642d78c558c0d03363b242497608eb48a1bc63be5e864f26eca0cffc2035602",
    "signature": "0xa70aa32343ebacb45436551ff1f86c6a1d52ddb45dd8b290ab28e878d7f0c4855601355b0be5f9436ac593570fc02d1e67ed341dd18ea576fb956b586157b4281c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}