{
  "manageEntity": {
    "action": "Repost",
    "entityId": "690106299",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e1091b02cfc87684c51294a8236b0b4707bb74e2bc30b25572db875d27f5b0c",
    "signature": "0x7010a11a3ad172e588689c8180e0cd07a8977cc90d5b279089d29633a803bc2858361ebfb165cf294cef77943669ee344bba1a0078705c4588ed5b1da29b783f1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}