{
  "manageEntity": {
    "action": "Repost",
    "entityId": "699580670",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd2366d47edcb72c4492de5951453204abcae0dd88a9921d661ee9a390e1c64e8",
    "signature": "0xc42fb36e2433b18cc5a35132b06d4ef32c5d05914eaea6a24c3edccdabf960ee106d39b088c79867ee402a98177d16117d526922838d2d083a67b31c108fc9421c",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}