{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516817010",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcecf1960340f892a94199c8444f95ae0de788d58aee914666176b09e4512c83f",
    "signature": "0x01937cdde010c10de1cb4bef44f8ecee20150a91e53a4016f840ffb1f5892814722eb84d7b9ab5b42ff49fe06103f21e8cb7bb828241f7a526340238db98dae61c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}