{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515409",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3430da3ca331e3a8e3ce9fc3bc0757b4e74911d3e5b01353d94fdf19bfe56752",
    "signature": "0xb280aa6b15895f44932729ccead343cabde97c69df03564be5d2cc03de7dcf087075975c05c9d26e3d6a3a8efcf5bf0a56b9f9a8321725eddbcc59cb3ac658161c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}