{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "726083150",
    "entityType": "User",
    "nonce": "0xe09880b9c3098a46c7d8d3a5a2c2bb0c8706d55756400cbf2c7468f99c5f8454",
    "signature": "0x6b6732a414e17348f06486d877810eb2371285e0ea89a587e671b66f50bffd72716c94bd4a44c72137227975f31ce616ae1a3d402375e3f2226b61c763c21c661b",
    "signer": "0x2F87bb373089af6C75e3362077A0E52A4779f72c",
    "userId": "582715056"
  }
}