{
  "manageEntity": {
    "action": "Repost",
    "entityId": "616427223",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16cce9b304b1d1e41c648e3ed6689a0ead20aac66cd5c4cb9348d4c55e128cbc",
    "signature": "0xcc6847f7051f96c556b03a0951a7dacf7e63da39d3d24e2870db2b063910efb35b6451511e6b695ea7826668f8bcd4a154201d987a2525cd494487e78a113e521b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}