{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378894549",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53fe9fe98985283b59a345cc2c031a370e11ecf77388f4719c69ffe89d2d3ce4",
    "signature": "0x3c8b62ee9a74cdacf42daf71e44c8d1194eb224f2756964525db97a17624d81504711ececa339eef73be7050c35f71e862e5347f0b0ada32b0c1d6fc2194f6021b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}