{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1500190172",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe2b7a23c02f20e6e48023e1bc6c8a99d1fb634f1e16043993b54d37b4b018d2c",
    "signature": "0xf34dde784d888164fb2cc3547460195e8f76911d03ecbe5e1137e9d9dc7ea42c261fd6351db73bc9131c37eb07de9ac8615494f25b27793e4664a8edb55724471c",
    "signer": "0xf954E35976C0aAaEC2968197F2a371Cc99E7C81A",
    "userId": "102143"
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}