{
  "manageEntity": {
    "action": "Repost",
    "entityId": "140519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x210a1a9d7089bc2a057aeb0d16b3214cf743adf1e0299b66573b5c75f9899033",
    "signature": "0x7bc19eaae876a4ccca65c5e2d2fde57e31a05aa669e2b26c3c91cd780b15dc662df5914b556d99c34e75c0de5fbd27c4703f31536fac070114bbdb95f441619d1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}