{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38083",
    "entityType": "User",
    "nonce": "0xd16f0dd4279bf26a712c9cf40293aab4ccc2e2a559d2dd5c931949c8f9d2044e",
    "signature": "0xa32ba6ba05bca059acfadc4b5ad327f220c3e29f6f8064943c176cc2b01407327836a8dc3d612bb75ecdf3813a7fd0e5cd397855dde4ddcd51a32d79e6c33a831c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}