{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1553817927",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f4531f466c5e1517baa4a8facecf6ceddb4b6163e09eb6b44505ca8f116d8a2",
    "signature": "0xcac040a1598f14444a12e58c11bc7f86060d0da16a04707a02249406e6355f7c1bb739b3bfa239c5b85e15319f7e55c0b34fb67c88b9ab56542186461c9b03c71c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}