{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757389109",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d71d8f54183d990f283f3b7469aba991d16fc39b5577265fc4031dfecd24854",
    "signature": "0x7e15db34397012a989cf0896c74a0624e6c9d9a0574cfed32d817a2a36bff2b17bfba8e600d46c3a2038992f459dea6011b065a8906e9f3eff9b55f5d76e60aa1b",
    "signer": "0x61C76C4Ba2B5e25fe39F45EF86dbC2749f46d77F",
    "userId": "183994"
  }
}