{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1212129071",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd868e2dd0e020a1e7206265b999e53cf3bca4f821228bc6021f57db4fc46cfbd",
    "signature": "0xcea248f91e6891632dbbd1d31d199ca79282fe967e446e13c8ac9b58a519d50c6346dda36c339def6e815e9fc1d35127880ad0273c4e32c3ab38845166f9e8d91c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}