{
  "manageEntity": {
    "action": "Update",
    "entityId": "318573772",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierajuqkjo45tslkkzzac4cw6qqhvkvfbbpefmxfzd3jarieokxkp3sa\",\"data\":{\"name\":\"Jack\",\"handle\":\"jackgeneral\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x209468a3dee21c1740760e96de741666cefa8683b339a65296147365ff3eb5fa",
    "signature": "0xd2a5fc2fd2df3c5e33849b3b3e09d4efa5b5e75b6b9c39dd4c1d153a11d24bf735e1f441795a940a87de3a7a51bfc62c03fbc5af8489400223af1dcfe086ce641b",
    "signer": "0x196A6c15EBE87a318DfFf45b5441EB5Cb1608F48",
    "userId": "318573772"
  }
}