{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457382872",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e52c816d2ab1d3b3ebde32d28b4ca234a8c2b61e16f0cbd5eac1abcc0469b02",
    "signature": "0x15fd7c4da7288008998329ddfe9db9c753712e5ae9012d3df129a07f4a0d9b4b79131622f6286301df3bc29ae0efe4a932f0c71efac4c994d0c2e3fa1aabdb231c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}