{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0xd0f6e6e936431e0aba38e9ee8ac38eb2b7c9a86d82cb5fce55cd7306f9d347df",
    "signature": "0x5d786d3a4962ebe064b8a1b93d7335d17426053d81bc849f796770174629f105376d2f9a8473d81cf0c04d9a7162ca3ecadbabdf27b6eac919b2515c1bd71bd21c",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}