{
  "manageEntity": {
    "action": "Repost",
    "entityId": "853044340",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x70dd0687dac120ee30a209d5af6ad0f4356f0db341ad03b32f4c3bb4a2a96935",
    "signature": "0xa0b94f07db3af4d0c1ada49f41d59cdff3eff249dde7bde656be95a362edf5943b8958c9949b8892180b4f46f44d76e66cc1c5aa774a465860a0d0e98ded836a1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}