{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127940",
    "entityType": "User",
    "nonce": "0x7ad77327b32da8d9b356ee208e557f04232c6b07e4db5235a44b871646583f9a",
    "signature": "0xe434974ab6491a66c335d21899acf711a97d06e6a9fd04706c941efe2f74754716ddfc8d9f078f15f861f543b5b06caff7df880d8adec9435f87fb8a21f978d31c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}