{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1304782109",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d74f3035e77fcd0c6f4452b1a7e56fd8ddd832ec97a4132659d48f21f2273c6",
    "signature": "0x4e97bb922507f596a28fab4742c1d75508e6a5b67d8370d6439c8677ff7e0bf12b2dbddf42f8789b004b48f78a1be830f6fcb26aa638f03cd1ccbd65f1008d6f1c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}