{
  "manageEntity": {
    "action": "Repost",
    "entityId": "44640003",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4ae0bc5133e3ab3acb1ac50f26ea8f297aee7c5fece4b4cd7e19bd299f9d51e",
    "signature": "0x0cdb4a58501b5d1477a833b8e6411eb04fe5fcfd06d997fd5ff0dce68d94fa194293835622ee8442f9f259ecfbb10578f122605a1f76382344d5c500e8f0d0ba1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}