{
  "manageEntity": {
    "action": "Repost",
    "entityId": "519141736",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xee98baf959e1da25ee8ee0d38b0251e839fc5fd946d7723a1ad375e4e55c6ecc",
    "signature": "0x241639c5159d89b013a909007e136da842a4b31184a473c786239678493b81172f58560a3f4d66de1770c055163f12b1545e61848df197ed2a0d2298b3f650701b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}