{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "165632",
    "entityType": "User",
    "nonce": "0xbefbb841b6fb8b678ef61a3cf9feb9fccc64162dec98a1c03ecf325d38687dd4",
    "signature": "0x08df21531db423d19ed09fb9cf331b0f849fdceadb9ed154811d31ec5a69a6452fe7631f880fd5eb92d6a9030b17ced800e63fc8445b82173c86f7253e863f771b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}