{
  "manageEntity": {
    "action": "Repost",
    "entityId": "691581602",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a51d5867cea05913d854f0401d0dae44dd1c90b583a78404e7d97b8bdf3a3c6",
    "signature": "0x3cc6fd45a15a92d99fae0a3b134223984f1a130d319242607fd9ca6ddd3454482acf670c7d060b2eae38b43dd25a6e8f6c85b71c74d4de6e40822483f8630ad11b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}