{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xa6f580688daeb3b0a307944d6e975c5487fb2523f448f5c7daf6ec96064c5594",
    "signature": "0x16429a571d8cb777082408256a86e05344e0b5bb0c2853d3447ad6dd917f417e13cbcbf02143d80e36b36f5b06e48d13d389cf8e8b04aed0dab34ce47ac6a5861c",
    "signer": "0xe0c63F31E02C8904B91c7C3a985eB5aeC97E3CF4",
    "userId": "29864791"
  }
}