{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0x226da60761f85b0ae54253521d017fbc0f01cb6beecba807e6e9d2724d387cad",
    "signature": "0xb0dd5e504340388b5275284109e1fd6c41a2d74105913c67b6355a9c1dc3196d1c28c455dc8c1d254b28e17d8093f19a7063dba4d06dff4336c78c873ca56c921b",
    "signer": "0xA2431a8293fD33C6289244D08A91489fF2C9f18A",
    "userId": "325308787"
  }
}