{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564946404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a240d47b98a1e062a88145bc8509b6b9d505123ad79e43919dd1bee8bb2ef3a",
    "signature": "0x98ea256cdfe56b601b619f1dc53ad9a6ea6143f6c3d177066a286a5dedcb74a04d9ec1542473155d373996583af47d24b019d27b1ea44bba87c81a963470408e1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}