{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513546946",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xce49a307df2575dc793edb9a094ede93442ffa4c32ab4350d4e0f648798a2a89",
    "signature": "0x14f82b4f0b1e29cecfc29004063bbbb426dcf2dd54fd13c8f785307ad71c2151158fc0e8b3ef1d5c0bb00d07af803af727c2df4243bc7296cc9724bd3b0e2c511c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}