{
  "manageEntity": {
    "action": "Repost",
    "entityId": "338650",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa0a6c07455dde22de7de09d24b82059de7082f77e4a74b78399103db0f99997",
    "signature": "0x3c7186a0a9f19e834ca0c6336c8131de846f15e73a47dd24a27c03dcfa4643570a92c57e55f2357adfc1f7155ede4d54a28f3a972f8539be08f502db2987a53a1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}