{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558352876",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf4ff2211956589e757551fb402354a31a24216c189f47ba83e2af070b6953749",
    "signature": "0xda86f81b1b7166a5df686264d167619d7082a7db1ebb4fa55fc5edf6c15d9cd642acfa276ca1b879737c2f09b14bd3673bd1d1a9317ffecec4df201b40edd5f91c",
    "signer": "0x98fC2b30E6e70e62dB2b5fAE7b0292DE3D4323Bf",
    "userId": "480962013"
  }
}