{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646932493",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa58de3683de5e17a2712f3384fd09739ff1e5393cd541e59c3654d22f16aaeb3",
    "signature": "0x41e7cec3e20e1a6f1534c44ca79139506557f55a890b6f47a5dbf7b97a1383f86aeab71bba37ca45a707f0bc270fdc04c24f3f53bf785eb9f5d8dafe746a11321b",
    "signer": "0x47D9C733579D8350Cff54224B15C49207d0b76CE",
    "userId": "295624157"
  }
}