{
  "manageEntity": {
    "action": "Repost",
    "entityId": "526683530",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc3667ef4e1db2107893d9e264f5ee2368a732a669d92f0e54e92cbb0b36d3011",
    "signature": "0x534581ae222171b40fc57b08a52673ddff4a9acb09a0fe552ff1e9b7cf14fd3f4bb17bbe725f0fcbeda2120fbce3459f48c39d0a2aea4a67f0919ce5053be55a1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
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}